Home / 252,723.48-379,303.56-103,046.28

Finding the Fourth Proportional to 252,723.48, 379,303.56 and 103,046.28

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Solution

The fourth proportional to 252,723.48, 379,303.56 and 103,046.28 is: 154,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,723.48 : 379,303.56 = 103,046.28 : x
  2. Step 2: Convert to fraction form
    252,723.48/379,303.56 = 103,046.28/x
  3. Step 3: Cross multiply
    252,723.48x = 379,303.56 × 103,046.28
  4. Step 4: Simplify right side
    252,723.48x = 39,085,820,848.76
  5. Step 5: Solve for x
    x = 39,085,820,848.76/252,723.48
  6. Step 6: Final answer
    x = 154,658.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.