Home / 159,036.57-238,554.71-40,707.72

Finding the Fourth Proportional to 159,036.57, 238,554.71 and 40,707.72

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Solution

The fourth proportional to 159,036.57, 238,554.71 and 40,707.72 is: 61,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,036.57 : 238,554.71 = 40,707.72 : x
  2. Step 2: Convert to fraction form
    159,036.57/238,554.71 = 40,707.72/x
  3. Step 3: Cross multiply
    159,036.57x = 238,554.71 × 40,707.72
  4. Step 4: Simplify right side
    159,036.57x = 9,711,019,183.06
  5. Step 5: Solve for x
    x = 9,711,019,183.06/159,036.57
  6. Step 6: Final answer
    x = 61,061.55

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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.