Home / 158,077.72-237,116.78-39,749.06

Finding the Fourth Proportional to 158,077.72, 237,116.78 and 39,749.06

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Solution

The fourth proportional to 158,077.72, 237,116.78 and 39,749.06 is: 59,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,077.72 : 237,116.78 = 39,749.06 : x
  2. Step 2: Convert to fraction form
    158,077.72/237,116.78 = 39,749.06/x
  3. Step 3: Cross multiply
    158,077.72x = 237,116.78 × 39,749.06
  4. Step 4: Simplify right side
    158,077.72x = 9,425,169,115.23
  5. Step 5: Solve for x
    x = 9,425,169,115.23/158,077.72
  6. Step 6: Final answer
    x = 59,623.64

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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.