Home / 232,148.05-320,377.65-130,206.21

Finding the Fourth Proportional to 232,148.05, 320,377.65 and 130,206.21

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Solution

The fourth proportional to 232,148.05, 320,377.65 and 130,206.21 is: 179,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,148.05 : 320,377.65 = 130,206.21 : x
  2. Step 2: Convert to fraction form
    232,148.05/320,377.65 = 130,206.21/x
  3. Step 3: Cross multiply
    232,148.05x = 320,377.65 × 130,206.21
  4. Step 4: Simplify right side
    232,148.05x = 41,715,159,575.21
  5. Step 5: Solve for x
    x = 41,715,159,575.21/232,148.05
  6. Step 6: Final answer
    x = 179,692.05

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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.