Home / 283,434.85-391,184.51-167,161.10

Finding the Fourth Proportional to 283,434.85, 391,184.51 and 167,161.10

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Solution

The fourth proportional to 283,434.85, 391,184.51 and 167,161.10 is: 230,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,434.85 : 391,184.51 = 167,161.10 : x
  2. Step 2: Convert to fraction form
    283,434.85/391,184.51 = 167,161.10/x
  3. Step 3: Cross multiply
    283,434.85x = 391,184.51 × 167,161.10
  4. Step 4: Simplify right side
    283,434.85x = 65,390,830,202.83
  5. Step 5: Solve for x
    x = 65,390,830,202.83/283,434.85
  6. Step 6: Final answer
    x = 230,708.51

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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.