Home / 132,246.40-182,500.80-75,660.16

Finding the Fourth Proportional to 132,246.40, 182,500.80 and 75,660.16

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Solution

The fourth proportional to 132,246.40, 182,500.80 and 75,660.16 is: 104,411.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,246.40 : 182,500.80 = 75,660.16 : x
  2. Step 2: Convert to fraction form
    132,246.40/182,500.80 = 75,660.16/x
  3. Step 3: Cross multiply
    132,246.40x = 182,500.80 × 75,660.16
  4. Step 4: Simplify right side
    132,246.40x = 13,808,039,728.13
  5. Step 5: Solve for x
    x = 13,808,039,728.13/132,246.40
  6. Step 6: Final answer
    x = 104,411.46

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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.