Home / 158,861.19-238,346.46-99,627.51

Finding the Fourth Proportional to 158,861.19, 238,346.46 and 99,627.51

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Solution

The fourth proportional to 158,861.19, 238,346.46 and 99,627.51 is: 149,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,861.19 : 238,346.46 = 99,627.51 : x
  2. Step 2: Convert to fraction form
    158,861.19/238,346.46 = 99,627.51/x
  3. Step 3: Cross multiply
    158,861.19x = 238,346.46 × 99,627.51
  4. Step 4: Simplify right side
    158,861.19x = 23,745,864,327.11
  5. Step 5: Solve for x
    x = 23,745,864,327.11/158,861.19
  6. Step 6: Final answer
    x = 149,475.55

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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.