Home / 161,503.26-242,203.22-53,412.55

Finding the Fourth Proportional to 161,503.26, 242,203.22 and 53,412.55

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Solution

The fourth proportional to 161,503.26, 242,203.22 and 53,412.55 is: 80,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,503.26 : 242,203.22 = 53,412.55 : x
  2. Step 2: Convert to fraction form
    161,503.26/242,203.22 = 53,412.55/x
  3. Step 3: Cross multiply
    161,503.26x = 242,203.22 × 53,412.55
  4. Step 4: Simplify right side
    161,503.26x = 12,936,691,598.41
  5. Step 5: Solve for x
    x = 12,936,691,598.41/161,503.26
  6. Step 6: Final answer
    x = 80,101.74

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1.5x scale

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.