Home / 196,426.92-271,070.88-111,545.76

Finding the Fourth Proportional to 196,426.92, 271,070.88 and 111,545.76

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Solution

The fourth proportional to 196,426.92, 271,070.88 and 111,545.76 is: 153,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,426.92 : 271,070.88 = 111,545.76 : x
  2. Step 2: Convert to fraction form
    196,426.92/271,070.88 = 111,545.76/x
  3. Step 3: Cross multiply
    196,426.92x = 271,070.88 × 111,545.76
  4. Step 4: Simplify right side
    196,426.92x = 30,236,807,323.47
  5. Step 5: Solve for x
    x = 30,236,807,323.47/196,426.92
  6. Step 6: Final answer
    x = 153,934.13

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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.