Home / 71,353.00-98,459.20-39,513.93

Finding the Fourth Proportional to 71,353.00, 98,459.20 and 39,513.93

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Solution

The fourth proportional to 71,353.00, 98,459.20 and 39,513.93 is: 54,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,353.00 : 98,459.20 = 39,513.93 : x
  2. Step 2: Convert to fraction form
    71,353.00/98,459.20 = 39,513.93/x
  3. Step 3: Cross multiply
    71,353.00x = 98,459.20 × 39,513.93
  4. Step 4: Simplify right side
    71,353.00x = 3,890,509,394.56
  5. Step 5: Solve for x
    x = 3,890,509,394.56/71,353.00
  6. Step 6: Final answer
    x = 54,524.82

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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.