Home / 102,241.77-153,393.95-52,357.18

Finding the Fourth Proportional to 102,241.77, 153,393.95 and 52,357.18

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Solution

The fourth proportional to 102,241.77, 153,393.95 and 52,357.18 is: 78,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,241.77 : 153,393.95 = 52,357.18 : x
  2. Step 2: Convert to fraction form
    102,241.77/153,393.95 = 52,357.18/x
  3. Step 3: Cross multiply
    102,241.77x = 153,393.95 × 52,357.18
  4. Step 4: Simplify right side
    102,241.77x = 8,031,274,651.06
  5. Step 5: Solve for x
    x = 8,031,274,651.06/102,241.77
  6. Step 6: Final answer
    x = 78,551.80

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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.