Home / 69,981.32-96,564.47-41,302.18

Finding the Fourth Proportional to 69,981.32, 96,564.47 and 41,302.18

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Solution

The fourth proportional to 69,981.32, 96,564.47 and 41,302.18 is: 56,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,981.32 : 96,564.47 = 41,302.18 : x
  2. Step 2: Convert to fraction form
    69,981.32/96,564.47 = 41,302.18/x
  3. Step 3: Cross multiply
    69,981.32x = 96,564.47 × 41,302.18
  4. Step 4: Simplify right side
    69,981.32x = 3,988,323,121.54
  5. Step 5: Solve for x
    x = 3,988,323,121.54/69,981.32
  6. Step 6: Final answer
    x = 56,991.25

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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.