Home / 132,285.27-182,582.56-81,341.84

Finding the Fourth Proportional to 132,285.27, 182,582.56 and 81,341.84

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Solution

The fourth proportional to 132,285.27, 182,582.56 and 81,341.84 is: 112,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285.27 : 182,582.56 = 81,341.84 : x
  2. Step 2: Convert to fraction form
    132,285.27/182,582.56 = 81,341.84/x
  3. Step 3: Cross multiply
    132,285.27x = 182,582.56 × 81,341.84
  4. Step 4: Simplify right side
    132,285.27x = 14,851,601,382.31
  5. Step 5: Solve for x
    x = 14,851,601,382.31/132,285.27
  6. Step 6: Final answer
    x = 112,269.50

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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.