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Finding the Fourth Proportional to 110,191.98, 152,068.14 and 62,443.74

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Solution

The fourth proportional to 110,191.98, 152,068.14 and 62,443.74 is: 86,174.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,191.98 : 152,068.14 = 62,443.74 : x
  2. Step 2: Convert to fraction form
    110,191.98/152,068.14 = 62,443.74/x
  3. Step 3: Cross multiply
    110,191.98x = 152,068.14 × 62,443.74
  4. Step 4: Simplify right side
    110,191.98x = 9,495,703,396.44
  5. Step 5: Solve for x
    x = 9,495,703,396.44/110,191.98
  6. Step 6: Final answer
    x = 86,174.18

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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.