Home / 49,498.52-74,084.70-42,655.64

Finding the Fourth Proportional to 49,498.52, 74,084.70 and 42,655.64

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Solution

The fourth proportional to 49,498.52, 74,084.70 and 42,655.64 is: 63,842.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,498.52 : 74,084.70 = 42,655.64 : x
  2. Step 2: Convert to fraction form
    49,498.52/74,084.70 = 42,655.64/x
  3. Step 3: Cross multiply
    49,498.52x = 74,084.70 × 42,655.64
  4. Step 4: Simplify right side
    49,498.52x = 3,160,130,292.71
  5. Step 5: Solve for x
    x = 3,160,130,292.71/49,498.52
  6. Step 6: Final answer
    x = 63,842.92

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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.