Home / 132,065.34-182,239.07-74,701.69

Finding the Fourth Proportional to 132,065.34, 182,239.07 and 74,701.69

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Solution

The fourth proportional to 132,065.34, 182,239.07 and 74,701.69 is: 103,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,065.34 : 182,239.07 = 74,701.69 : x
  2. Step 2: Convert to fraction form
    132,065.34/182,239.07 = 74,701.69/x
  3. Step 3: Cross multiply
    132,065.34x = 182,239.07 × 74,701.69
  4. Step 4: Simplify right side
    132,065.34x = 13,613,566,709.02
  5. Step 5: Solve for x
    x = 13,613,566,709.02/132,065.34
  6. Step 6: Final answer
    x = 103,082.06

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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.