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Finding the Fourth Proportional to 110,070.68, 151,898.10 and 59,769.68

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Solution

The fourth proportional to 110,070.68, 151,898.10 and 59,769.68 is: 82,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,070.68 : 151,898.10 = 59,769.68 : x
  2. Step 2: Convert to fraction form
    110,070.68/151,898.10 = 59,769.68/x
  3. Step 3: Cross multiply
    110,070.68x = 151,898.10 × 59,769.68
  4. Step 4: Simplify right side
    110,070.68x = 9,078,900,829.61
  5. Step 5: Solve for x
    x = 9,078,900,829.61/110,070.68
  6. Step 6: Final answer
    x = 82,482.46

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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.