Home / 62,359.16-93,538.86-20,806.28

Finding the Fourth Proportional to 62,359.16, 93,538.86 and 20,806.28

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Solution

The fourth proportional to 62,359.16, 93,538.86 and 20,806.28 is: 31,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,359.16 : 93,538.86 = 20,806.28 : x
  2. Step 2: Convert to fraction form
    62,359.16/93,538.86 = 20,806.28/x
  3. Step 3: Cross multiply
    62,359.16x = 93,538.86 × 20,806.28
  4. Step 4: Simplify right side
    62,359.16x = 1,946,195,712.04
  5. Step 5: Solve for x
    x = 1,946,195,712.04/62,359.16
  6. Step 6: Final answer
    x = 31,209.46

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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.