Home / 113,266.56-169,888.14-38,384.76

Finding the Fourth Proportional to 113,266.56, 169,888.14 and 38,384.76

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Solution

The fourth proportional to 113,266.56, 169,888.14 and 38,384.76 is: 57,573.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,266.56 : 169,888.14 = 38,384.76 : x
  2. Step 2: Convert to fraction form
    113,266.56/169,888.14 = 38,384.76/x
  3. Step 3: Cross multiply
    113,266.56x = 169,888.14 × 38,384.76
  4. Step 4: Simplify right side
    113,266.56x = 6,521,115,480.75
  5. Step 5: Solve for x
    x = 6,521,115,480.75/113,266.56
  6. Step 6: Final answer
    x = 57,573.18

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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.