Home / 106,777.61-147,356.20-59,034.05

Finding the Fourth Proportional to 106,777.61, 147,356.20 and 59,034.05

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Solution

The fourth proportional to 106,777.61, 147,356.20 and 59,034.05 is: 81,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,777.61 : 147,356.20 = 59,034.05 : x
  2. Step 2: Convert to fraction form
    106,777.61/147,356.20 = 59,034.05/x
  3. Step 3: Cross multiply
    106,777.61x = 147,356.20 × 59,034.05
  4. Step 4: Simplify right side
    106,777.61x = 8,699,032,836.14
  5. Step 5: Solve for x
    x = 8,699,032,836.14/106,777.61
  6. Step 6: Final answer
    x = 81,468.70

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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.