Home / 124,818.80-187,228.20-105,062.90

Finding the Fourth Proportional to 124,818.80, 187,228.20 and 105,062.90

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Solution

The fourth proportional to 124,818.80, 187,228.20 and 105,062.90 is: 157,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818.80 : 187,228.20 = 105,062.90 : x
  2. Step 2: Convert to fraction form
    124,818.80/187,228.20 = 105,062.90/x
  3. Step 3: Cross multiply
    124,818.80x = 187,228.20 × 105,062.90
  4. Step 4: Simplify right side
    124,818.80x = 19,670,737,653.78
  5. Step 5: Solve for x
    x = 19,670,737,653.78/124,818.80
  6. Step 6: Final answer
    x = 157,594.35

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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.