Home / 252,501.48-348,462.36-145,105.20

Finding the Fourth Proportional to 252,501.48, 348,462.36 and 145,105.20

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Solution

The fourth proportional to 252,501.48, 348,462.36 and 145,105.20 is: 200,251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,501.48 : 348,462.36 = 145,105.20 : x
  2. Step 2: Convert to fraction form
    252,501.48/348,462.36 = 145,105.20/x
  3. Step 3: Cross multiply
    252,501.48x = 348,462.36 × 145,105.20
  4. Step 4: Simplify right side
    252,501.48x = 50,563,700,440.27
  5. Step 5: Solve for x
    x = 50,563,700,440.27/252,501.48
  6. Step 6: Final answer
    x = 200,251.11

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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.