Home / 104,058.10-156,087.15-102,502.90

Finding the Fourth Proportional to 104,058.10, 156,087.15 and 102,502.90

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Solution

The fourth proportional to 104,058.10, 156,087.15 and 102,502.90 is: 153,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,058.10 : 156,087.15 = 102,502.90 : x
  2. Step 2: Convert to fraction form
    104,058.10/156,087.15 = 102,502.90/x
  3. Step 3: Cross multiply
    104,058.10x = 156,087.15 × 102,502.90
  4. Step 4: Simplify right side
    104,058.10x = 15,999,385,527.74
  5. Step 5: Solve for x
    x = 15,999,385,527.74/104,058.10
  6. Step 6: Final answer
    x = 153,754.35

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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.