Home / 125,134.07-187,570.54-61,914.73

Finding the Fourth Proportional to 125,134.07, 187,570.54 and 61,914.73

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Solution

The fourth proportional to 125,134.07, 187,570.54 and 61,914.73 is: 92,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,134.07 : 187,570.54 = 61,914.73 : x
  2. Step 2: Convert to fraction form
    125,134.07/187,570.54 = 61,914.73/x
  3. Step 3: Cross multiply
    125,134.07x = 187,570.54 × 61,914.73
  4. Step 4: Simplify right side
    125,134.07x = 11,613,378,951.95
  5. Step 5: Solve for x
    x = 11,613,378,951.95/125,134.07
  6. Step 6: Final answer
    x = 92,807.49

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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.