Home / 448,255.04-672,480.93-132,736.46

Finding the Fourth Proportional to 448,255.04, 672,480.93 and 132,736.46

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Solution

The fourth proportional to 448,255.04, 672,480.93 and 132,736.46 is: 199,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,255.04 : 672,480.93 = 132,736.46 : x
  2. Step 2: Convert to fraction form
    448,255.04/672,480.93 = 132,736.46/x
  3. Step 3: Cross multiply
    448,255.04x = 672,480.93 × 132,736.46
  4. Step 4: Simplify right side
    448,255.04x = 89,262,738,065.71
  5. Step 5: Solve for x
    x = 89,262,738,065.71/448,255.04
  6. Step 6: Final answer
    x = 199,133.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.