Home / 49,437.51-74,123.33-25,686.69

Finding the Fourth Proportional to 49,437.51, 74,123.33 and 25,686.69

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Solution

The fourth proportional to 49,437.51, 74,123.33 and 25,686.69 is: 38,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,437.51 : 74,123.33 = 25,686.69 : x
  2. Step 2: Convert to fraction form
    49,437.51/74,123.33 = 25,686.69/x
  3. Step 3: Cross multiply
    49,437.51x = 74,123.33 × 25,686.69
  4. Step 4: Simplify right side
    49,437.51x = 1,903,982,871.04
  5. Step 5: Solve for x
    x = 1,903,982,871.04/49,437.51
  6. Step 6: Final answer
    x = 38,512.92

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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.