Home / 254,743.10-382,114.65-144,151.10

Finding the Fourth Proportional to 254,743.10, 382,114.65 and 144,151.10

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Solution

The fourth proportional to 254,743.10, 382,114.65 and 144,151.10 is: 216,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,743.10 : 382,114.65 = 144,151.10 : x
  2. Step 2: Convert to fraction form
    254,743.10/382,114.65 = 144,151.10/x
  3. Step 3: Cross multiply
    254,743.10x = 382,114.65 × 144,151.10
  4. Step 4: Simplify right side
    254,743.10x = 55,082,247,123.62
  5. Step 5: Solve for x
    x = 55,082,247,123.62/254,743.10
  6. Step 6: Final answer
    x = 216,226.65

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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.