Home / 53,675.87-74,070.45-29,801.12

Finding the Fourth Proportional to 53,675.87, 74,070.45 and 29,801.12

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Solution

The fourth proportional to 53,675.87, 74,070.45 and 29,801.12 is: 41,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,675.87 : 74,070.45 = 29,801.12 : x
  2. Step 2: Convert to fraction form
    53,675.87/74,070.45 = 29,801.12/x
  3. Step 3: Cross multiply
    53,675.87x = 74,070.45 × 29,801.12
  4. Step 4: Simplify right side
    53,675.87x = 2,207,381,998.55
  5. Step 5: Solve for x
    x = 2,207,381,998.55/53,675.87
  6. Step 6: Final answer
    x = 41,124.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.