Home / 40,083.28-55,319.06-23,088.08

Finding the Fourth Proportional to 40,083.28, 55,319.06 and 23,088.08

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Solution

The fourth proportional to 40,083.28, 55,319.06 and 23,088.08 is: 31,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,083.28 : 55,319.06 = 23,088.08 : x
  2. Step 2: Convert to fraction form
    40,083.28/55,319.06 = 23,088.08/x
  3. Step 3: Cross multiply
    40,083.28x = 55,319.06 × 23,088.08
  4. Step 4: Simplify right side
    40,083.28x = 1,277,210,882.80
  5. Step 5: Solve for x
    x = 1,277,210,882.80/40,083.28
  6. Step 6: Final answer
    x = 31,863.93

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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.