Home / 148,256.48-204,593.08-80,272.05

Finding the Fourth Proportional to 148,256.48, 204,593.08 and 80,272.05

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Solution

The fourth proportional to 148,256.48, 204,593.08 and 80,272.05 is: 110,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,256.48 : 204,593.08 = 80,272.05 : x
  2. Step 2: Convert to fraction form
    148,256.48/204,593.08 = 80,272.05/x
  3. Step 3: Cross multiply
    148,256.48x = 204,593.08 × 80,272.05
  4. Step 4: Simplify right side
    148,256.48x = 16,423,105,931.20
  5. Step 5: Solve for x
    x = 16,423,105,931.20/148,256.48
  6. Step 6: Final answer
    x = 110,774.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.