Home / 74,397.28-112,035.88-53,764.96

Finding the Fourth Proportional to 74,397.28, 112,035.88 and 53,764.96

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Solution

The fourth proportional to 74,397.28, 112,035.88 and 53,764.96 is: 80,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,397.28 : 112,035.88 = 53,764.96 : x
  2. Step 2: Convert to fraction form
    74,397.28/112,035.88 = 53,764.96/x
  3. Step 3: Cross multiply
    74,397.28x = 112,035.88 × 53,764.96
  4. Step 4: Simplify right side
    74,397.28x = 6,023,604,606.76
  5. Step 5: Solve for x
    x = 6,023,604,606.76/74,397.28
  6. Step 6: Final answer
    x = 80,965.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.