Home / 70,062.20-96,685.02-38,231.63

Finding the Fourth Proportional to 70,062.20, 96,685.02 and 38,231.63

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Solution

The fourth proportional to 70,062.20, 96,685.02 and 38,231.63 is: 52,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,062.20 : 96,685.02 = 38,231.63 : x
  2. Step 2: Convert to fraction form
    70,062.20/96,685.02 = 38,231.63/x
  3. Step 3: Cross multiply
    70,062.20x = 96,685.02 × 38,231.63
  4. Step 4: Simplify right side
    70,062.20x = 3,696,425,911.18
  5. Step 5: Solve for x
    x = 3,696,425,911.18/70,062.20
  6. Step 6: Final answer
    x = 52,759.20

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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.