Home / 131,908.80-182,043.08-74,528.24

Finding the Fourth Proportional to 131,908.80, 182,043.08 and 74,528.24

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Solution

The fourth proportional to 131,908.80, 182,043.08 and 74,528.24 is: 102,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,908.80 : 182,043.08 = 74,528.24 : x
  2. Step 2: Convert to fraction form
    131,908.80/182,043.08 = 74,528.24/x
  3. Step 3: Cross multiply
    131,908.80x = 182,043.08 × 74,528.24
  4. Step 4: Simplify right side
    131,908.80x = 13,567,350,356.58
  5. Step 5: Solve for x
    x = 13,567,350,356.58/131,908.80
  6. Step 6: Final answer
    x = 102,854.02

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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.