Home / 131,827.04-181,934.34-75,246.92

Finding the Fourth Proportional to 131,827.04, 181,934.34 and 75,246.92

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Solution

The fourth proportional to 131,827.04, 181,934.34 and 75,246.92 is: 103,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,827.04 : 181,934.34 = 75,246.92 : x
  2. Step 2: Convert to fraction form
    131,827.04/181,934.34 = 75,246.92/x
  3. Step 3: Cross multiply
    131,827.04x = 181,934.34 × 75,246.92
  4. Step 4: Simplify right side
    131,827.04x = 13,689,998,727.23
  5. Step 5: Solve for x
    x = 13,689,998,727.23/131,827.04
  6. Step 6: Final answer
    x = 103,848.18

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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.