Home / 59,802.28-89,708.64-15,428.68

Finding the Fourth Proportional to 59,802.28, 89,708.64 and 15,428.68

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Solution

The fourth proportional to 59,802.28, 89,708.64 and 15,428.68 is: 23,144.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,802.28 : 89,708.64 = 15,428.68 : x
  2. Step 2: Convert to fraction form
    59,802.28/89,708.64 = 15,428.68/x
  3. Step 3: Cross multiply
    59,802.28x = 89,708.64 × 15,428.68
  4. Step 4: Simplify right side
    59,802.28x = 1,384,085,899.80
  5. Step 5: Solve for x
    x = 1,384,085,899.80/59,802.28
  6. Step 6: Final answer
    x = 23,144.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.