Home / 205,123.12-283,084.13-114,496.74

Finding the Fourth Proportional to 205,123.12, 283,084.13 and 114,496.74

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Solution

The fourth proportional to 205,123.12, 283,084.13 and 114,496.74 is: 158,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,123.12 : 283,084.13 = 114,496.74 : x
  2. Step 2: Convert to fraction form
    205,123.12/283,084.13 = 114,496.74/x
  3. Step 3: Cross multiply
    205,123.12x = 283,084.13 × 114,496.74
  4. Step 4: Simplify right side
    205,123.12x = 32,412,210,316.98
  5. Step 5: Solve for x
    x = 32,412,210,316.98/205,123.12
  6. Step 6: Final answer
    x = 158,013.44

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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.