Home / 70,606.62-97,439.76-42,306.84

Finding the Fourth Proportional to 70,606.62, 97,439.76 and 42,306.84

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Solution

The fourth proportional to 70,606.62, 97,439.76 and 42,306.84 is: 58,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,606.62 : 97,439.76 = 42,306.84 : x
  2. Step 2: Convert to fraction form
    70,606.62/97,439.76 = 42,306.84/x
  3. Step 3: Cross multiply
    70,606.62x = 97,439.76 × 42,306.84
  4. Step 4: Simplify right side
    70,606.62x = 4,122,368,335.96
  5. Step 5: Solve for x
    x = 4,122,368,335.96/70,606.62
  6. Step 6: Final answer
    x = 58,385.01

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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.