Home / 147,821.94-221,788.02-88,700.04

Finding the Fourth Proportional to 147,821.94, 221,788.02 and 88,700.04

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Solution

The fourth proportional to 147,821.94, 221,788.02 and 88,700.04 is: 133,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,821.94 : 221,788.02 = 88,700.04 : x
  2. Step 2: Convert to fraction form
    147,821.94/221,788.02 = 88,700.04/x
  3. Step 3: Cross multiply
    147,821.94x = 221,788.02 × 88,700.04
  4. Step 4: Simplify right side
    147,821.94x = 19,672,606,245.52
  5. Step 5: Solve for x
    x = 19,672,606,245.52/147,821.94
  6. Step 6: Final answer
    x = 133,083.13

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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.