Home / 70,306.76-97,023.32-38,475.68

Finding the Fourth Proportional to 70,306.76, 97,023.32 and 38,475.68

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Solution

The fourth proportional to 70,306.76, 97,023.32 and 38,475.68 is: 53,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,306.76 : 97,023.32 = 38,475.68 : x
  2. Step 2: Convert to fraction form
    70,306.76/97,023.32 = 38,475.68/x
  3. Step 3: Cross multiply
    70,306.76x = 97,023.32 × 38,475.68
  4. Step 4: Simplify right side
    70,306.76x = 3,733,038,212.86
  5. Step 5: Solve for x
    x = 3,733,038,212.86/70,306.76
  6. Step 6: Final answer
    x = 53,096.43

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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.