Home / 162,044.80-243,140.10-73,252.60

Finding the Fourth Proportional to 162,044.80, 243,140.10 and 73,252.60

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Solution

The fourth proportional to 162,044.80, 243,140.10 and 73,252.60 is: 109,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,044.80 : 243,140.10 = 73,252.60 : x
  2. Step 2: Convert to fraction form
    162,044.80/243,140.10 = 73,252.60/x
  3. Step 3: Cross multiply
    162,044.80x = 243,140.10 × 73,252.60
  4. Step 4: Simplify right side
    162,044.80x = 17,810,644,489.26
  5. Step 5: Solve for x
    x = 17,810,644,489.26/162,044.80
  6. Step 6: Final answer
    x = 109,911.85

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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.