Home / 158,848.65-238,203-74,632.77

Finding the Fourth Proportional to 158,848.65, 238,203 and 74,632.77

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Solution

The fourth proportional to 158,848.65, 238,203 and 74,632.77 is: 111,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,848.65 : 238,203 = 74,632.77 : x
  2. Step 2: Convert to fraction form
    158,848.65/238,203 = 74,632.77/x
  3. Step 3: Cross multiply
    158,848.65x = 238,203 × 74,632.77
  4. Step 4: Simplify right side
    158,848.65x = 17,777,749,712.31
  5. Step 5: Solve for x
    x = 17,777,749,712.31/158,848.65
  6. Step 6: Final answer
    x = 111,916.28

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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.