Home / 70,523.46-97,319.10-38,691.66

Finding the Fourth Proportional to 70,523.46, 97,319.10 and 38,691.66

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Solution

The fourth proportional to 70,523.46, 97,319.10 and 38,691.66 is: 53,392.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,523.46 : 97,319.10 = 38,691.66 : x
  2. Step 2: Convert to fraction form
    70,523.46/97,319.10 = 38,691.66/x
  3. Step 3: Cross multiply
    70,523.46x = 97,319.10 × 38,691.66
  4. Step 4: Simplify right side
    70,523.46x = 3,765,437,528.71
  5. Step 5: Solve for x
    x = 3,765,437,528.71/70,523.46
  6. Step 6: Final answer
    x = 53,392.69

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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.