Home / 129,230.57-193,358.95-116,119.51

Finding the Fourth Proportional to 129,230.57, 193,358.95 and 116,119.51

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Solution

The fourth proportional to 129,230.57, 193,358.95 and 116,119.51 is: 173,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,230.57 : 193,358.95 = 116,119.51 : x
  2. Step 2: Convert to fraction form
    129,230.57/193,358.95 = 116,119.51/x
  3. Step 3: Cross multiply
    129,230.57x = 193,358.95 × 116,119.51
  4. Step 4: Simplify right side
    129,230.57x = 22,452,745,754.42
  5. Step 5: Solve for x
    x = 22,452,745,754.42/129,230.57
  6. Step 6: Final answer
    x = 173,741.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.