Home / 104,434.29-156,781.62-103,954.50

Finding the Fourth Proportional to 104,434.29, 156,781.62 and 103,954.50

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Solution

The fourth proportional to 104,434.29, 156,781.62 and 103,954.50 is: 156,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,434.29 : 156,781.62 = 103,954.50 : x
  2. Step 2: Convert to fraction form
    104,434.29/156,781.62 = 103,954.50/x
  3. Step 3: Cross multiply
    104,434.29x = 156,781.62 × 103,954.50
  4. Step 4: Simplify right side
    104,434.29x = 16,298,154,916.29
  5. Step 5: Solve for x
    x = 16,298,154,916.29/104,434.29
  6. Step 6: Final answer
    x = 156,061.34

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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.