Home / 70,306.17-96,908.56-43,389.66

Finding the Fourth Proportional to 70,306.17, 96,908.56 and 43,389.66

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Solution

The fourth proportional to 70,306.17, 96,908.56 and 43,389.66 is: 59,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,306.17 : 96,908.56 = 43,389.66 : x
  2. Step 2: Convert to fraction form
    70,306.17/96,908.56 = 43,389.66/x
  3. Step 3: Cross multiply
    70,306.17x = 96,908.56 × 43,389.66
  4. Step 4: Simplify right side
    70,306.17x = 4,204,829,469.49
  5. Step 5: Solve for x
    x = 4,204,829,469.49/70,306.17
  6. Step 6: Final answer
    x = 59,807.40

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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.