Home / 70,030.85-96,641.00-38,200.88

Finding the Fourth Proportional to 70,030.85, 96,641.00 and 38,200.88

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Solution

The fourth proportional to 70,030.85, 96,641.00 and 38,200.88 is: 52,716.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,030.85 : 96,641.00 = 38,200.88 : x
  2. Step 2: Convert to fraction form
    70,030.85/96,641.00 = 38,200.88/x
  3. Step 3: Cross multiply
    70,030.85x = 96,641.00 × 38,200.88
  4. Step 4: Simplify right side
    70,030.85x = 3,691,771,437.93
  5. Step 5: Solve for x
    x = 3,691,771,437.93/70,030.85
  6. Step 6: Final answer
    x = 52,716.36

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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.