Home / 89,041.65-133,569.41-25,862.80

Finding the Fourth Proportional to 89,041.65, 133,569.41 and 25,862.80

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Solution

The fourth proportional to 89,041.65, 133,569.41 and 25,862.80 is: 38,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,041.65 : 133,569.41 = 25,862.80 : x
  2. Step 2: Convert to fraction form
    89,041.65/133,569.41 = 25,862.80/x
  3. Step 3: Cross multiply
    89,041.65x = 133,569.41 × 25,862.80
  4. Step 4: Simplify right side
    89,041.65x = 3,454,478,936.95
  5. Step 5: Solve for x
    x = 3,454,478,936.95/89,041.65
  6. Step 6: Final answer
    x = 38,796.21

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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.