Home / 62,517.61-93,784.65-20,382.90

Finding the Fourth Proportional to 62,517.61, 93,784.65 and 20,382.90

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Solution

The fourth proportional to 62,517.61, 93,784.65 and 20,382.90 is: 30,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,517.61 : 93,784.65 = 20,382.90 : x
  2. Step 2: Convert to fraction form
    62,517.61/93,784.65 = 20,382.90/x
  3. Step 3: Cross multiply
    62,517.61x = 93,784.65 × 20,382.90
  4. Step 4: Simplify right side
    62,517.61x = 1,911,602,673.56
  5. Step 5: Solve for x
    x = 1,911,602,673.56/62,517.61
  6. Step 6: Final answer
    x = 30,577.03

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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.