Home / 66,250.92-91,425.51-49,330.83

Finding the Fourth Proportional to 66,250.92, 91,425.51 and 49,330.83

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Solution

The fourth proportional to 66,250.92, 91,425.51 and 49,330.83 is: 68,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,250.92 : 91,425.51 = 49,330.83 : x
  2. Step 2: Convert to fraction form
    66,250.92/91,425.51 = 49,330.83/x
  3. Step 3: Cross multiply
    66,250.92x = 91,425.51 × 49,330.83
  4. Step 4: Simplify right side
    66,250.92x = 4,510,096,291.47
  5. Step 5: Solve for x
    x = 4,510,096,291.47/66,250.92
  6. Step 6: Final answer
    x = 68,075.98

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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.