Home / 159,283.36-238,925.04-40,954.78

Finding the Fourth Proportional to 159,283.36, 238,925.04 and 40,954.78

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Solution

The fourth proportional to 159,283.36, 238,925.04 and 40,954.78 is: 61,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,283.36 : 238,925.04 = 40,954.78 : x
  2. Step 2: Convert to fraction form
    159,283.36/238,925.04 = 40,954.78/x
  3. Step 3: Cross multiply
    159,283.36x = 238,925.04 × 40,954.78
  4. Step 4: Simplify right side
    159,283.36x = 9,785,122,449.69
  5. Step 5: Solve for x
    x = 9,785,122,449.69/159,283.36
  6. Step 6: Final answer
    x = 61,432.17

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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.