Home / 136,411.10-204,616.65-94,420.70

Finding the Fourth Proportional to 136,411.10, 204,616.65 and 94,420.70

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Solution

The fourth proportional to 136,411.10, 204,616.65 and 94,420.70 is: 141,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,411.10 : 204,616.65 = 94,420.70 : x
  2. Step 2: Convert to fraction form
    136,411.10/204,616.65 = 94,420.70/x
  3. Step 3: Cross multiply
    136,411.10x = 204,616.65 × 94,420.70
  4. Step 4: Simplify right side
    136,411.10x = 19,320,047,324.66
  5. Step 5: Solve for x
    x = 19,320,047,324.66/136,411.10
  6. Step 6: Final answer
    x = 141,631.05

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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.