Home / 110,483.08-152,402.52-69,631.20

Finding the Fourth Proportional to 110,483.08, 152,402.52 and 69,631.20

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Solution

The fourth proportional to 110,483.08, 152,402.52 and 69,631.20 is: 96,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,483.08 : 152,402.52 = 69,631.20 : x
  2. Step 2: Convert to fraction form
    110,483.08/152,402.52 = 69,631.20/x
  3. Step 3: Cross multiply
    110,483.08x = 152,402.52 × 69,631.20
  4. Step 4: Simplify right side
    110,483.08x = 10,611,970,350.62
  5. Step 5: Solve for x
    x = 10,611,970,350.62/110,483.08
  6. Step 6: Final answer
    x = 96,050.64

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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.