Home / 70,306.30-97,022.23-38,475.10

Finding the Fourth Proportional to 70,306.30, 97,022.23 and 38,475.10

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Solution

The fourth proportional to 70,306.30, 97,022.23 and 38,475.10 is: 53,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,306.30 : 97,022.23 = 38,475.10 : x
  2. Step 2: Convert to fraction form
    70,306.30/97,022.23 = 38,475.10/x
  3. Step 3: Cross multiply
    70,306.30x = 97,022.23 × 38,475.10
  4. Step 4: Simplify right side
    70,306.30x = 3,732,940,001.47
  5. Step 5: Solve for x
    x = 3,732,940,001.47/70,306.30
  6. Step 6: Final answer
    x = 53,095.38

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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.