Home / 119,988.74-180,015.89-52,508.52

Finding the Fourth Proportional to 119,988.74, 180,015.89 and 52,508.52

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Solution

The fourth proportional to 119,988.74, 180,015.89 and 52,508.52 is: 78,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,988.74 : 180,015.89 = 52,508.52 : x
  2. Step 2: Convert to fraction form
    119,988.74/180,015.89 = 52,508.52/x
  3. Step 3: Cross multiply
    119,988.74x = 180,015.89 × 52,508.52
  4. Step 4: Simplify right side
    119,988.74x = 9,452,367,697.84
  5. Step 5: Solve for x
    x = 9,452,367,697.84/119,988.74
  6. Step 6: Final answer
    x = 78,777.12

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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.