Home / 66,854.46-92,200.28-41,356.78

Finding the Fourth Proportional to 66,854.46, 92,200.28 and 41,356.78

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Solution

The fourth proportional to 66,854.46, 92,200.28 and 41,356.78 is: 57,035.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,854.46 : 92,200.28 = 41,356.78 : x
  2. Step 2: Convert to fraction form
    66,854.46/92,200.28 = 41,356.78/x
  3. Step 3: Cross multiply
    66,854.46x = 92,200.28 × 41,356.78
  4. Step 4: Simplify right side
    66,854.46x = 3,813,106,258.61
  5. Step 5: Solve for x
    x = 3,813,106,258.61/66,854.46
  6. Step 6: Final answer
    x = 57,035.93

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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.