Home / 124,777.38-187,138.50-36,011.58

Finding the Fourth Proportional to 124,777.38, 187,138.50 and 36,011.58

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Solution

The fourth proportional to 124,777.38, 187,138.50 and 36,011.58 is: 54,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,777.38 : 187,138.50 = 36,011.58 : x
  2. Step 2: Convert to fraction form
    124,777.38/187,138.50 = 36,011.58/x
  3. Step 3: Cross multiply
    124,777.38x = 187,138.50 × 36,011.58
  4. Step 4: Simplify right side
    124,777.38x = 6,739,153,063.83
  5. Step 5: Solve for x
    x = 6,739,153,063.83/124,777.38
  6. Step 6: Final answer
    x = 54,009.41

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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.