Home / 97,149.20-145,788.60-44,531.60

Finding the Fourth Proportional to 97,149.20, 145,788.60 and 44,531.60

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Solution

The fourth proportional to 97,149.20, 145,788.60 and 44,531.60 is: 66,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,149.20 : 145,788.60 = 44,531.60 : x
  2. Step 2: Convert to fraction form
    97,149.20/145,788.60 = 44,531.60/x
  3. Step 3: Cross multiply
    97,149.20x = 145,788.60 × 44,531.60
  4. Step 4: Simplify right side
    97,149.20x = 6,492,199,619.76
  5. Step 5: Solve for x
    x = 6,492,199,619.76/97,149.20
  6. Step 6: Final answer
    x = 66,827.10

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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.