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Finding the Fourth Proportional to 110,688.61, 152,750.30 and 62,944.88

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Solution

The fourth proportional to 110,688.61, 152,750.30 and 62,944.88 is: 86,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,688.61 : 152,750.30 = 62,944.88 : x
  2. Step 2: Convert to fraction form
    110,688.61/152,750.30 = 62,944.88/x
  3. Step 3: Cross multiply
    110,688.61x = 152,750.30 × 62,944.88
  4. Step 4: Simplify right side
    110,688.61x = 9,614,849,303.46
  5. Step 5: Solve for x
    x = 9,614,849,303.46/110,688.61
  6. Step 6: Final answer
    x = 86,863.94

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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.