Home / 161,445.90-242,190.01-53,339.35

Finding the Fourth Proportional to 161,445.90, 242,190.01 and 53,339.35

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Solution

The fourth proportional to 161,445.90, 242,190.01 and 53,339.35 is: 80,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,445.90 : 242,190.01 = 53,339.35 : x
  2. Step 2: Convert to fraction form
    161,445.90/242,190.01 = 53,339.35/x
  3. Step 3: Cross multiply
    161,445.90x = 242,190.01 × 53,339.35
  4. Step 4: Simplify right side
    161,445.90x = 12,918,257,709.89
  5. Step 5: Solve for x
    x = 12,918,257,709.89/161,445.90
  6. Step 6: Final answer
    x = 80,016.02

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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.