Home / 159,036.72-238,549.61-40,709.09

Finding the Fourth Proportional to 159,036.72, 238,549.61 and 40,709.09

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Solution

The fourth proportional to 159,036.72, 238,549.61 and 40,709.09 is: 61,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,036.72 : 238,549.61 = 40,709.09 : x
  2. Step 2: Convert to fraction form
    159,036.72/238,549.61 = 40,709.09/x
  3. Step 3: Cross multiply
    159,036.72x = 238,549.61 × 40,709.09
  4. Step 4: Simplify right side
    159,036.72x = 9,711,136,451.98
  5. Step 5: Solve for x
    x = 9,711,136,451.98/159,036.72
  6. Step 6: Final answer
    x = 61,062.23

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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.