Home / 91,734.50-126,593.84-53,520.32

Finding the Fourth Proportional to 91,734.50, 126,593.84 and 53,520.32

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Solution

The fourth proportional to 91,734.50, 126,593.84 and 53,520.32 is: 73,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,734.50 : 126,593.84 = 53,520.32 : x
  2. Step 2: Convert to fraction form
    91,734.50/126,593.84 = 53,520.32/x
  3. Step 3: Cross multiply
    91,734.50x = 126,593.84 × 53,520.32
  4. Step 4: Simplify right side
    91,734.50x = 6,775,342,826.83
  5. Step 5: Solve for x
    x = 6,775,342,826.83/91,734.50
  6. Step 6: Final answer
    x = 73,858.18

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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.