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Finding the Fourth Proportional to 148,652.98, 205,127.37 and 88,213.18

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Solution

The fourth proportional to 148,652.98, 205,127.37 and 88,213.18 is: 121,726.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,652.98 : 205,127.37 = 88,213.18 : x
  2. Step 2: Convert to fraction form
    148,652.98/205,127.37 = 88,213.18/x
  3. Step 3: Cross multiply
    148,652.98x = 205,127.37 × 88,213.18
  4. Step 4: Simplify right side
    148,652.98x = 18,094,937,612.74
  5. Step 5: Solve for x
    x = 18,094,937,612.74/148,652.98
  6. Step 6: Final answer
    x = 121,726.03

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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.