Home / 60,860.06-91,365.26-28,869.71

Finding the Fourth Proportional to 60,860.06, 91,365.26 and 28,869.71

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Solution

The fourth proportional to 60,860.06, 91,365.26 and 28,869.71 is: 43,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,860.06 : 91,365.26 = 28,869.71 : x
  2. Step 2: Convert to fraction form
    60,860.06/91,365.26 = 28,869.71/x
  3. Step 3: Cross multiply
    60,860.06x = 91,365.26 × 28,869.71
  4. Step 4: Simplify right side
    60,860.06x = 2,637,687,959.10
  5. Step 5: Solve for x
    x = 2,637,687,959.10/60,860.06
  6. Step 6: Final answer
    x = 43,340.22

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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.