Home / 45,319.12-68,020.17-23,148.03

Finding the Fourth Proportional to 45,319.12, 68,020.17 and 23,148.03

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Solution

The fourth proportional to 45,319.12, 68,020.17 and 23,148.03 is: 34,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.12 : 68,020.17 = 23,148.03 : x
  2. Step 2: Convert to fraction form
    45,319.12/68,020.17 = 23,148.03/x
  3. Step 3: Cross multiply
    45,319.12x = 68,020.17 × 23,148.03
  4. Step 4: Simplify right side
    45,319.12x = 1,574,532,935.77
  5. Step 5: Solve for x
    x = 1,574,532,935.77/45,319.12
  6. Step 6: Final answer
    x = 34,743.24

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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.