Home / 117,310.02-175,966.75-81,250.92

Finding the Fourth Proportional to 117,310.02, 175,966.75 and 81,250.92

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Solution

The fourth proportional to 117,310.02, 175,966.75 and 81,250.92 is: 121,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,310.02 : 175,966.75 = 81,250.92 : x
  2. Step 2: Convert to fraction form
    117,310.02/175,966.75 = 81,250.92/x
  3. Step 3: Cross multiply
    117,310.02x = 175,966.75 × 81,250.92
  4. Step 4: Simplify right side
    117,310.02x = 14,297,460,326.91
  5. Step 5: Solve for x
    x = 14,297,460,326.91/117,310.02
  6. Step 6: Final answer
    x = 121,877.57

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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.