Home / 113,436.56-170,162.72-38,526.16

Finding the Fourth Proportional to 113,436.56, 170,162.72 and 38,526.16

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Solution

The fourth proportional to 113,436.56, 170,162.72 and 38,526.16 is: 57,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,436.56 : 170,162.72 = 38,526.16 : x
  2. Step 2: Convert to fraction form
    113,436.56/170,162.72 = 38,526.16/x
  3. Step 3: Cross multiply
    113,436.56x = 170,162.72 × 38,526.16
  4. Step 4: Simplify right side
    113,436.56x = 6,555,716,176.76
  5. Step 5: Solve for x
    x = 6,555,716,176.76/113,436.56
  6. Step 6: Final answer
    x = 57,791.92

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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.