Home / 252,181.53-348,008.28-137,460.20

Finding the Fourth Proportional to 252,181.53, 348,008.28 and 137,460.20

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Solution

The fourth proportional to 252,181.53, 348,008.28 and 137,460.20 is: 189,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,181.53 : 348,008.28 = 137,460.20 : x
  2. Step 2: Convert to fraction form
    252,181.53/348,008.28 = 137,460.20/x
  3. Step 3: Cross multiply
    252,181.53x = 348,008.28 × 137,460.20
  4. Step 4: Simplify right side
    252,181.53x = 47,837,286,030.41
  5. Step 5: Solve for x
    x = 47,837,286,030.41/252,181.53
  6. Step 6: Final answer
    x = 189,693.85

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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.