Home / 136,244.88-204,354.36-42,734.16

Finding the Fourth Proportional to 136,244.88, 204,354.36 and 42,734.16

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Solution

The fourth proportional to 136,244.88, 204,354.36 and 42,734.16 is: 64,097.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,244.88 : 204,354.36 = 42,734.16 : x
  2. Step 2: Convert to fraction form
    136,244.88/204,354.36 = 42,734.16/x
  3. Step 3: Cross multiply
    136,244.88x = 204,354.36 × 42,734.16
  4. Step 4: Simplify right side
    136,244.88x = 8,732,911,916.94
  5. Step 5: Solve for x
    x = 8,732,911,916.94/136,244.88
  6. Step 6: Final answer
    x = 64,097.18

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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.