Home / 151,423.57-226,921.15-83,985.49

Finding the Fourth Proportional to 151,423.57, 226,921.15 and 83,985.49

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Solution

The fourth proportional to 151,423.57, 226,921.15 and 83,985.49 is: 125,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,423.57 : 226,921.15 = 83,985.49 : x
  2. Step 2: Convert to fraction form
    151,423.57/226,921.15 = 83,985.49/x
  3. Step 3: Cross multiply
    151,423.57x = 226,921.15 × 83,985.49
  4. Step 4: Simplify right side
    151,423.57x = 19,058,083,974.11
  5. Step 5: Solve for x
    x = 19,058,083,974.11/151,423.57
  6. Step 6: Final answer
    x = 125,859.43

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1.5x scale

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.