Home / 40,247.16-55,547.70-23,480.12

Finding the Fourth Proportional to 40,247.16, 55,547.70 and 23,480.12

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Solution

The fourth proportional to 40,247.16, 55,547.70 and 23,480.12 is: 32,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.16 : 55,547.70 = 23,480.12 : x
  2. Step 2: Convert to fraction form
    40,247.16/55,547.70 = 23,480.12/x
  3. Step 3: Cross multiply
    40,247.16x = 55,547.70 × 23,480.12
  4. Step 4: Simplify right side
    40,247.16x = 1,304,266,661.72
  5. Step 5: Solve for x
    x = 1,304,266,661.72/40,247.16
  6. Step 6: Final answer
    x = 32,406.43

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Double scale
Find fourth proportional to 40,248.16, 55,549.08 and 23,481.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.