Home / 60,531.06-90,797.05-21,088.11

Finding the Fourth Proportional to 60,531.06, 90,797.05 and 21,088.11

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Solution

The fourth proportional to 60,531.06, 90,797.05 and 21,088.11 is: 31,632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,531.06 : 90,797.05 = 21,088.11 : x
  2. Step 2: Convert to fraction form
    60,531.06/90,797.05 = 21,088.11/x
  3. Step 3: Cross multiply
    60,531.06x = 90,797.05 × 21,088.11
  4. Step 4: Simplify right side
    60,531.06x = 1,914,738,178.08
  5. Step 5: Solve for x
    x = 1,914,738,178.08/60,531.06
  6. Step 6: Final answer
    x = 31,632.33

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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.