Home / 80,901.30-121,330.35-24,741.30

Finding the Fourth Proportional to 80,901.30, 121,330.35 and 24,741.30

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Solution

The fourth proportional to 80,901.30, 121,330.35 and 24,741.30 is: 37,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,901.30 : 121,330.35 = 24,741.30 : x
  2. Step 2: Convert to fraction form
    80,901.30/121,330.35 = 24,741.30/x
  3. Step 3: Cross multiply
    80,901.30x = 121,330.35 × 24,741.30
  4. Step 4: Simplify right side
    80,901.30x = 3,001,870,588.46
  5. Step 5: Solve for x
    x = 3,001,870,588.46/80,901.30
  6. Step 6: Final answer
    x = 37,105.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.