Home / 124,158.14-171,342.12-70,445.42

Finding the Fourth Proportional to 124,158.14, 171,342.12 and 70,445.42

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Solution

The fourth proportional to 124,158.14, 171,342.12 and 70,445.42 is: 97,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,158.14 : 171,342.12 = 70,445.42 : x
  2. Step 2: Convert to fraction form
    124,158.14/171,342.12 = 70,445.42/x
  3. Step 3: Cross multiply
    124,158.14x = 171,342.12 × 70,445.42
  4. Step 4: Simplify right side
    124,158.14x = 12,070,267,607.09
  5. Step 5: Solve for x
    x = 12,070,267,607.09/124,158.14
  6. Step 6: Final answer
    x = 97,216.88

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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.