Home / 45,321.75-62,551.50-37,756.10

Finding the Fourth Proportional to 45,321.75, 62,551.50 and 37,756.10

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Solution

The fourth proportional to 45,321.75, 62,551.50 and 37,756.10 is: 52,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,321.75 : 62,551.50 = 37,756.10 : x
  2. Step 2: Convert to fraction form
    45,321.75/62,551.50 = 37,756.10/x
  3. Step 3: Cross multiply
    45,321.75x = 62,551.50 × 37,756.10
  4. Step 4: Simplify right side
    45,321.75x = 2,361,700,689.15
  5. Step 5: Solve for x
    x = 2,361,700,689.15/45,321.75
  6. Step 6: Final answer
    x = 52,109.65

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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.