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Finding the Fourth Proportional to 53,290.67, 73,541.30 and 29,417.29

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Solution

The fourth proportional to 53,290.67, 73,541.30 and 29,417.29 is: 40,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,290.67 : 73,541.30 = 29,417.29 : x
  2. Step 2: Convert to fraction form
    53,290.67/73,541.30 = 29,417.29/x
  3. Step 3: Cross multiply
    53,290.67x = 73,541.30 × 29,417.29
  4. Step 4: Simplify right side
    53,290.67x = 2,163,385,684.73
  5. Step 5: Solve for x
    x = 2,163,385,684.73/53,290.67
  6. Step 6: Final answer
    x = 40,595.95

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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.