Home / 102,110.10-153,165.15-97,517.40

Finding the Fourth Proportional to 102,110.10, 153,165.15 and 97,517.40

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Solution

The fourth proportional to 102,110.10, 153,165.15 and 97,517.40 is: 146,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,110.10 : 153,165.15 = 97,517.40 : x
  2. Step 2: Convert to fraction form
    102,110.10/153,165.15 = 97,517.40/x
  3. Step 3: Cross multiply
    102,110.10x = 153,165.15 × 97,517.40
  4. Step 4: Simplify right side
    102,110.10x = 14,936,267,198.61
  5. Step 5: Solve for x
    x = 14,936,267,198.61/102,110.10
  6. Step 6: Final answer
    x = 146,276.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.