Home / 252,829.47-348,889.52-138,085.27

Finding the Fourth Proportional to 252,829.47, 348,889.52 and 138,085.27

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Solution

The fourth proportional to 252,829.47, 348,889.52 and 138,085.27 is: 190,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,829.47 : 348,889.52 = 138,085.27 : x
  2. Step 2: Convert to fraction form
    252,829.47/348,889.52 = 138,085.27/x
  3. Step 3: Cross multiply
    252,829.47x = 348,889.52 × 138,085.27
  4. Step 4: Simplify right side
    252,829.47x = 48,176,504,228.13
  5. Step 5: Solve for x
    x = 48,176,504,228.13/252,829.47
  6. Step 6: Final answer
    x = 190,549.40

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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.