Home / 157,595.08-218,401.27-154,604.56

Finding the Fourth Proportional to 157,595.08, 218,401.27 and 154,604.56

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Solution

The fourth proportional to 157,595.08, 218,401.27 and 154,604.56 is: 214,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,595.08 : 218,401.27 = 154,604.56 : x
  2. Step 2: Convert to fraction form
    157,595.08/218,401.27 = 154,604.56/x
  3. Step 3: Cross multiply
    157,595.08x = 218,401.27 × 154,604.56
  4. Step 4: Simplify right side
    157,595.08x = 33,765,832,251.79
  5. Step 5: Solve for x
    x = 33,765,832,251.79/157,595.08
  6. Step 6: Final answer
    x = 214,256.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.