Home / 132,280.70-182,441.75-87,005.16

Finding the Fourth Proportional to 132,280.70, 182,441.75 and 87,005.16

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Solution

The fourth proportional to 132,280.70, 182,441.75 and 87,005.16 is: 119,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,280.70 : 182,441.75 = 87,005.16 : x
  2. Step 2: Convert to fraction form
    132,280.70/182,441.75 = 87,005.16/x
  3. Step 3: Cross multiply
    132,280.70x = 182,441.75 × 87,005.16
  4. Step 4: Simplify right side
    132,280.70x = 15,873,373,214.40
  5. Step 5: Solve for x
    x = 15,873,373,214.40/132,280.70
  6. Step 6: Final answer
    x = 119,997.66

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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.