Home / 151,545.60-208,634.40-144,064.80

Finding the Fourth Proportional to 151,545.60, 208,634.40 and 144,064.80

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Solution

The fourth proportional to 151,545.60, 208,634.40 and 144,064.80 is: 198,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,545.60 : 208,634.40 = 144,064.80 : x
  2. Step 2: Convert to fraction form
    151,545.60/208,634.40 = 144,064.80/x
  3. Step 3: Cross multiply
    151,545.60x = 208,634.40 × 144,064.80
  4. Step 4: Simplify right side
    151,545.60x = 30,056,873,109.12
  5. Step 5: Solve for x
    x = 30,056,873,109.12/151,545.60
  6. Step 6: Final answer
    x = 198,335.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.