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Finding the Fourth Proportional to 169,124.80, 253,605.40 and 62,436.48

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Solution

The fourth proportional to 169,124.80, 253,605.40 and 62,436.48 is: 93,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,124.80 : 253,605.40 = 62,436.48 : x
  2. Step 2: Convert to fraction form
    169,124.80/253,605.40 = 62,436.48/x
  3. Step 3: Cross multiply
    169,124.80x = 253,605.40 × 62,436.48
  4. Step 4: Simplify right side
    169,124.80x = 15,834,228,484.99
  5. Step 5: Solve for x
    x = 15,834,228,484.99/169,124.80
  6. Step 6: Final answer
    x = 93,624.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.