Home / 195,005.60-292,508.40-161,763.20

Finding the Fourth Proportional to 195,005.60, 292,508.40 and 161,763.20

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Solution

The fourth proportional to 195,005.60, 292,508.40 and 161,763.20 is: 242,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,005.60 : 292,508.40 = 161,763.20 : x
  2. Step 2: Convert to fraction form
    195,005.60/292,508.40 = 161,763.20/x
  3. Step 3: Cross multiply
    195,005.60x = 292,508.40 × 161,763.20
  4. Step 4: Simplify right side
    195,005.60x = 47,317,094,810.88
  5. Step 5: Solve for x
    x = 47,317,094,810.88/195,005.60
  6. Step 6: Final answer
    x = 242,644.80

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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.