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Finding the Fourth Proportional to 110,366.64, 152,301.48 and 62,618.96

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Solution

The fourth proportional to 110,366.64, 152,301.48 and 62,618.96 is: 86,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,366.64 : 152,301.48 = 62,618.96 : x
  2. Step 2: Convert to fraction form
    110,366.64/152,301.48 = 62,618.96/x
  3. Step 3: Cross multiply
    110,366.64x = 152,301.48 × 62,618.96
  4. Step 4: Simplify right side
    110,366.64x = 9,536,960,284.06
  5. Step 5: Solve for x
    x = 9,536,960,284.06/110,366.64
  6. Step 6: Final answer
    x = 86,411.62

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1.5x scale

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.