Home / 70,306.23-97,022.56-38,475.12

Finding the Fourth Proportional to 70,306.23, 97,022.56 and 38,475.12

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Solution

The fourth proportional to 70,306.23, 97,022.56 and 38,475.12 is: 53,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,306.23 : 97,022.56 = 38,475.12 : x
  2. Step 2: Convert to fraction form
    70,306.23/97,022.56 = 38,475.12/x
  3. Step 3: Cross multiply
    70,306.23x = 97,022.56 × 38,475.12
  4. Step 4: Simplify right side
    70,306.23x = 3,732,954,638.71
  5. Step 5: Solve for x
    x = 3,732,954,638.71/70,306.23
  6. Step 6: Final answer
    x = 53,095.65

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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.