Home / 70,191.86-96,865.48-38,360.76

Finding the Fourth Proportional to 70,191.86, 96,865.48 and 38,360.76

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Solution

The fourth proportional to 70,191.86, 96,865.48 and 38,360.76 is: 52,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,191.86 : 96,865.48 = 38,360.76 : x
  2. Step 2: Convert to fraction form
    70,191.86/96,865.48 = 38,360.76/x
  3. Step 3: Cross multiply
    70,191.86x = 96,865.48 × 38,360.76
  4. Step 4: Simplify right side
    70,191.86x = 3,715,833,430.56
  5. Step 5: Solve for x
    x = 3,715,833,430.56/70,191.86
  6. Step 6: Final answer
    x = 52,938.24

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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.