Home / 136,455.60-204,434.01-98,922.63

Finding the Fourth Proportional to 136,455.60, 204,434.01 and 98,922.63

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Solution

The fourth proportional to 136,455.60, 204,434.01 and 98,922.63 is: 148,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,455.60 : 204,434.01 = 98,922.63 : x
  2. Step 2: Convert to fraction form
    136,455.60/204,434.01 = 98,922.63/x
  3. Step 3: Cross multiply
    136,455.60x = 204,434.01 × 98,922.63
  4. Step 4: Simplify right side
    136,455.60x = 20,223,149,930.65
  5. Step 5: Solve for x
    x = 20,223,149,930.65/136,455.60
  6. Step 6: Final answer
    x = 148,203.15

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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.