Home / 106,933.67-147,601.34-61,641.95

Finding the Fourth Proportional to 106,933.67, 147,601.34 and 61,641.95

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Solution

The fourth proportional to 106,933.67, 147,601.34 and 61,641.95 is: 85,084.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,933.67 : 147,601.34 = 61,641.95 : x
  2. Step 2: Convert to fraction form
    106,933.67/147,601.34 = 61,641.95/x
  3. Step 3: Cross multiply
    106,933.67x = 147,601.34 × 61,641.95
  4. Step 4: Simplify right side
    106,933.67x = 9,098,433,605.15
  5. Step 5: Solve for x
    x = 9,098,433,605.15/106,933.67
  6. Step 6: Final answer
    x = 85,084.84

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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.