Home / 252,278.10-377,988.90-152,228.07

Finding the Fourth Proportional to 252,278.10, 377,988.90 and 152,228.07

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Solution

The fourth proportional to 252,278.10, 377,988.90 and 152,228.07 is: 228,083.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,278.10 : 377,988.90 = 152,228.07 : x
  2. Step 2: Convert to fraction form
    252,278.10/377,988.90 = 152,228.07/x
  3. Step 3: Cross multiply
    252,278.10x = 377,988.90 × 152,228.07
  4. Step 4: Simplify right side
    252,278.10x = 57,540,520,728.42
  5. Step 5: Solve for x
    x = 57,540,520,728.42/252,278.10
  6. Step 6: Final answer
    x = 228,083.69

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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.