Home / 148,713.24-205,217.10-85,058.04

Finding the Fourth Proportional to 148,713.24, 205,217.10 and 85,058.04

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Solution

The fourth proportional to 148,713.24, 205,217.10 and 85,058.04 is: 117,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,713.24 : 205,217.10 = 85,058.04 : x
  2. Step 2: Convert to fraction form
    148,713.24/205,217.10 = 85,058.04/x
  3. Step 3: Cross multiply
    148,713.24x = 205,217.10 × 85,058.04
  4. Step 4: Simplify right side
    148,713.24x = 17,455,364,300.48
  5. Step 5: Solve for x
    x = 17,455,364,300.48/148,713.24
  6. Step 6: Final answer
    x = 117,375.99

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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.