Home / 136,766.60-205,171.50-57,881.24

Finding the Fourth Proportional to 136,766.60, 205,171.50 and 57,881.24

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Solution

The fourth proportional to 136,766.60, 205,171.50 and 57,881.24 is: 86,831.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,766.60 : 205,171.50 = 57,881.24 : x
  2. Step 2: Convert to fraction form
    136,766.60/205,171.50 = 57,881.24/x
  3. Step 3: Cross multiply
    136,766.60x = 205,171.50 × 57,881.24
  4. Step 4: Simplify right side
    136,766.60x = 11,875,580,832.66
  5. Step 5: Solve for x
    x = 11,875,580,832.66/136,766.60
  6. Step 6: Final answer
    x = 86,831.00

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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.