Home / 102,175.02-141,012.90-59,731.02

Finding the Fourth Proportional to 102,175.02, 141,012.90 and 59,731.02

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Solution

The fourth proportional to 102,175.02, 141,012.90 and 59,731.02 is: 82,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,175.02 : 141,012.90 = 59,731.02 : x
  2. Step 2: Convert to fraction form
    102,175.02/141,012.90 = 59,731.02/x
  3. Step 3: Cross multiply
    102,175.02x = 141,012.90 × 59,731.02
  4. Step 4: Simplify right side
    102,175.02x = 8,422,844,350.16
  5. Step 5: Solve for x
    x = 8,422,844,350.16/102,175.02
  6. Step 6: Final answer
    x = 82,435.46

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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.