Home / 53,142.50-73,339.98-29,269.17

Finding the Fourth Proportional to 53,142.50, 73,339.98 and 29,269.17

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Solution

The fourth proportional to 53,142.50, 73,339.98 and 29,269.17 is: 40,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,142.50 : 73,339.98 = 29,269.17 : x
  2. Step 2: Convert to fraction form
    53,142.50/73,339.98 = 29,269.17/x
  3. Step 3: Cross multiply
    53,142.50x = 73,339.98 × 29,269.17
  4. Step 4: Simplify right side
    53,142.50x = 2,146,600,342.42
  5. Step 5: Solve for x
    x = 2,146,600,342.42/53,142.50
  6. Step 6: Final answer
    x = 40,393.29

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1.5x scale

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.