Home / 175,302.48-242,034.12-103,705.44

Finding the Fourth Proportional to 175,302.48, 242,034.12 and 103,705.44

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Solution

The fourth proportional to 175,302.48, 242,034.12 and 103,705.44 is: 143,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,302.48 : 242,034.12 = 103,705.44 : x
  2. Step 2: Convert to fraction form
    175,302.48/242,034.12 = 103,705.44/x
  3. Step 3: Cross multiply
    175,302.48x = 242,034.12 × 103,705.44
  4. Step 4: Simplify right side
    175,302.48x = 25,100,254,909.61
  5. Step 5: Solve for x
    x = 25,100,254,909.61/175,302.48
  6. Step 6: Final answer
    x = 143,182.54

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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.