Home / 66,216.24-91,377.18-36,002.16

Finding the Fourth Proportional to 66,216.24, 91,377.18 and 36,002.16

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Solution

The fourth proportional to 66,216.24, 91,377.18 and 36,002.16 is: 49,682.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,216.24 : 91,377.18 = 36,002.16 : x
  2. Step 2: Convert to fraction form
    66,216.24/91,377.18 = 36,002.16/x
  3. Step 3: Cross multiply
    66,216.24x = 91,377.18 × 36,002.16
  4. Step 4: Simplify right side
    66,216.24x = 3,289,775,854.71
  5. Step 5: Solve for x
    x = 3,289,775,854.71/66,216.24
  6. Step 6: Final answer
    x = 49,682.31

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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.