Home / 49,538.71-74,312.38-14,000.40

Finding the Fourth Proportional to 49,538.71, 74,312.38 and 14,000.40

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Solution

The fourth proportional to 49,538.71, 74,312.38 and 14,000.40 is: 21,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538.71 : 74,312.38 = 14,000.40 : x
  2. Step 2: Convert to fraction form
    49,538.71/74,312.38 = 14,000.40/x
  3. Step 3: Cross multiply
    49,538.71x = 74,312.38 × 14,000.40
  4. Step 4: Simplify right side
    49,538.71x = 1,040,403,044.95
  5. Step 5: Solve for x
    x = 1,040,403,044.95/49,538.71
  6. Step 6: Final answer
    x = 21,001.82

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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.