Home / 144,304.80-199,011.68-90,594.82

Finding the Fourth Proportional to 144,304.80, 199,011.68 and 90,594.82

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Solution

The fourth proportional to 144,304.80, 199,011.68 and 90,594.82 is: 124,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,304.80 : 199,011.68 = 90,594.82 : x
  2. Step 2: Convert to fraction form
    144,304.80/199,011.68 = 90,594.82/x
  3. Step 3: Cross multiply
    144,304.80x = 199,011.68 × 90,594.82
  4. Step 4: Simplify right side
    144,304.80x = 18,029,427,327.50
  5. Step 5: Solve for x
    x = 18,029,427,327.50/144,304.80
  6. Step 6: Final answer
    x = 124,939.90

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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.