Home / 74,637.54-111,954.57-30,252.42

Finding the Fourth Proportional to 74,637.54, 111,954.57 and 30,252.42

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Solution

The fourth proportional to 74,637.54, 111,954.57 and 30,252.42 is: 45,377.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,637.54 : 111,954.57 = 30,252.42 : x
  2. Step 2: Convert to fraction form
    74,637.54/111,954.57 = 30,252.42/x
  3. Step 3: Cross multiply
    74,637.54x = 111,954.57 × 30,252.42
  4. Step 4: Simplify right side
    74,637.54x = 3,386,896,672.56
  5. Step 5: Solve for x
    x = 3,386,896,672.56/74,637.54
  6. Step 6: Final answer
    x = 45,377.92

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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.