Home / 124,174.88-171,356.26-70,458.78

Finding the Fourth Proportional to 124,174.88, 171,356.26 and 70,458.78

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Solution

The fourth proportional to 124,174.88, 171,356.26 and 70,458.78 is: 97,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,174.88 : 171,356.26 = 70,458.78 : x
  2. Step 2: Convert to fraction form
    124,174.88/171,356.26 = 70,458.78/x
  3. Step 3: Cross multiply
    124,174.88x = 171,356.26 × 70,458.78
  4. Step 4: Simplify right side
    124,174.88x = 12,073,553,024.96
  5. Step 5: Solve for x
    x = 12,073,553,024.96/124,174.88
  6. Step 6: Final answer
    x = 97,230.24

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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.