Home / 53,257.18-73,495.36-29,385.47

Finding the Fourth Proportional to 53,257.18, 73,495.36 and 29,385.47

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Solution

The fourth proportional to 53,257.18, 73,495.36 and 29,385.47 is: 40,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257.18 : 73,495.36 = 29,385.47 : x
  2. Step 2: Convert to fraction form
    53,257.18/73,495.36 = 29,385.47/x
  3. Step 3: Cross multiply
    53,257.18x = 73,495.36 × 29,385.47
  4. Step 4: Simplify right side
    53,257.18x = 2,159,695,696.42
  5. Step 5: Solve for x
    x = 2,159,695,696.42/53,257.18
  6. Step 6: Final answer
    x = 40,552.20

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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.