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Finding the Fourth Proportional to 110,802.87, 152,909.82 and 60,501.87

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Solution

The fourth proportional to 110,802.87, 152,909.82 and 60,501.87 is: 83,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,802.87 : 152,909.82 = 60,501.87 : x
  2. Step 2: Convert to fraction form
    110,802.87/152,909.82 = 60,501.87/x
  3. Step 3: Cross multiply
    110,802.87x = 152,909.82 × 60,501.87
  4. Step 4: Simplify right side
    110,802.87x = 9,251,330,051.36
  5. Step 5: Solve for x
    x = 9,251,330,051.36/110,802.87
  6. Step 6: Final answer
    x = 83,493.60

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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.