Home / 125,437.74-188,103.52-50,537.76

Finding the Fourth Proportional to 125,437.74, 188,103.52 and 50,537.76

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Solution

The fourth proportional to 125,437.74, 188,103.52 and 50,537.76 is: 75,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,437.74 : 188,103.52 = 50,537.76 : x
  2. Step 2: Convert to fraction form
    125,437.74/188,103.52 = 50,537.76/x
  3. Step 3: Cross multiply
    125,437.74x = 188,103.52 × 50,537.76
  4. Step 4: Simplify right side
    125,437.74x = 9,506,330,548.92
  5. Step 5: Solve for x
    x = 9,506,330,548.92/125,437.74
  6. Step 6: Final answer
    x = 75,785.25

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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.