Home / 262,073.27-392,877.18-102,112.13

Finding the Fourth Proportional to 262,073.27, 392,877.18 and 102,112.13

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Solution

The fourth proportional to 262,073.27, 392,877.18 and 102,112.13 is: 153,077.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,073.27 : 392,877.18 = 102,112.13 : x
  2. Step 2: Convert to fraction form
    262,073.27/392,877.18 = 102,112.13/x
  3. Step 3: Cross multiply
    262,073.27x = 392,877.18 × 102,112.13
  4. Step 4: Simplify right side
    262,073.27x = 40,117,523,713.81
  5. Step 5: Solve for x
    x = 40,117,523,713.81/262,073.27
  6. Step 6: Final answer
    x = 153,077.51

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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.