Home / 114,310.02-157,753.50-68,987.28

Finding the Fourth Proportional to 114,310.02, 157,753.50 and 68,987.28

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Solution

The fourth proportional to 114,310.02, 157,753.50 and 68,987.28 is: 95,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,310.02 : 157,753.50 = 68,987.28 : x
  2. Step 2: Convert to fraction form
    114,310.02/157,753.50 = 68,987.28/x
  3. Step 3: Cross multiply
    114,310.02x = 157,753.50 × 68,987.28
  4. Step 4: Simplify right side
    114,310.02x = 10,882,984,875.48
  5. Step 5: Solve for x
    x = 10,882,984,875.48/114,310.02
  6. Step 6: Final answer
    x = 95,205.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.