Home / 281,995.22-389,146.46-152,926.58

Finding the Fourth Proportional to 281,995.22, 389,146.46 and 152,926.58

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Solution

The fourth proportional to 281,995.22, 389,146.46 and 152,926.58 is: 211,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,995.22 : 389,146.46 = 152,926.58 : x
  2. Step 2: Convert to fraction form
    281,995.22/389,146.46 = 152,926.58/x
  3. Step 3: Cross multiply
    281,995.22x = 389,146.46 × 152,926.58
  4. Step 4: Simplify right side
    281,995.22x = 59,510,837,246.91
  5. Step 5: Solve for x
    x = 59,510,837,246.91/281,995.22
  6. Step 6: Final answer
    x = 211,034.91

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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.