Home / 250,944.75-346,306.19-137,769.93

Finding the Fourth Proportional to 250,944.75, 346,306.19 and 137,769.93

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Solution

The fourth proportional to 250,944.75, 346,306.19 and 137,769.93 is: 190,123.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,944.75 : 346,306.19 = 137,769.93 : x
  2. Step 2: Convert to fraction form
    250,944.75/346,306.19 = 137,769.93/x
  3. Step 3: Cross multiply
    250,944.75x = 346,306.19 × 137,769.93
  4. Step 4: Simplify right side
    250,944.75x = 47,710,578,866.02
  5. Step 5: Solve for x
    x = 47,710,578,866.02/250,944.75
  6. Step 6: Final answer
    x = 190,123.84

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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.