Home / 53,572.40-73,934.28-29,706.56

Finding the Fourth Proportional to 53,572.40, 73,934.28 and 29,706.56

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Solution

The fourth proportional to 53,572.40, 73,934.28 and 29,706.56 is: 40,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,572.40 : 73,934.28 = 29,706.56 : x
  2. Step 2: Convert to fraction form
    53,572.40/73,934.28 = 29,706.56/x
  3. Step 3: Cross multiply
    53,572.40x = 73,934.28 × 29,706.56
  4. Step 4: Simplify right side
    53,572.40x = 2,196,333,124.88
  5. Step 5: Solve for x
    x = 2,196,333,124.88/53,572.40
  6. Step 6: Final answer
    x = 40,997.47

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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.