Home / 240,818.04-332,300.25-138,876.84

Finding the Fourth Proportional to 240,818.04, 332,300.25 and 138,876.84

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Solution

The fourth proportional to 240,818.04, 332,300.25 and 138,876.84 is: 191,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,818.04 : 332,300.25 = 138,876.84 : x
  2. Step 2: Convert to fraction form
    240,818.04/332,300.25 = 138,876.84/x
  3. Step 3: Cross multiply
    240,818.04x = 332,300.25 × 138,876.84
  4. Step 4: Simplify right side
    240,818.04x = 46,148,808,651.21
  5. Step 5: Solve for x
    x = 46,148,808,651.21/240,818.04
  6. Step 6: Final answer
    x = 191,633.52

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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.