Home / 67,454.96-93,090.84-38,783.92

Finding the Fourth Proportional to 67,454.96, 93,090.84 and 38,783.92

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Solution

The fourth proportional to 67,454.96, 93,090.84 and 38,783.92 is: 53,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,454.96 : 93,090.84 = 38,783.92 : x
  2. Step 2: Convert to fraction form
    67,454.96/93,090.84 = 38,783.92/x
  3. Step 3: Cross multiply
    67,454.96x = 93,090.84 × 38,783.92
  4. Step 4: Simplify right side
    67,454.96x = 3,610,427,691.29
  5. Step 5: Solve for x
    x = 3,610,427,691.29/67,454.96
  6. Step 6: Final answer
    x = 53,523.53

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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.