Home / 250,722.38-346,005.89-137,548.46

Finding the Fourth Proportional to 250,722.38, 346,005.89 and 137,548.46

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Solution

The fourth proportional to 250,722.38, 346,005.89 and 137,548.46 is: 189,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,722.38 : 346,005.89 = 137,548.46 : x
  2. Step 2: Convert to fraction form
    250,722.38/346,005.89 = 137,548.46/x
  3. Step 3: Cross multiply
    250,722.38x = 346,005.89 × 137,548.46
  4. Step 4: Simplify right side
    250,722.38x = 47,592,577,320.43
  5. Step 5: Solve for x
    x = 47,592,577,320.43/250,722.38
  6. Step 6: Final answer
    x = 189,821.82

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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.