Home / 107,264.21-160,904.01-28,377.50

Finding the Fourth Proportional to 107,264.21, 160,904.01 and 28,377.50

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Solution

The fourth proportional to 107,264.21, 160,904.01 and 28,377.50 is: 42,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,264.21 : 160,904.01 = 28,377.50 : x
  2. Step 2: Convert to fraction form
    107,264.21/160,904.01 = 28,377.50/x
  3. Step 3: Cross multiply
    107,264.21x = 160,904.01 × 28,377.50
  4. Step 4: Simplify right side
    107,264.21x = 4,566,053,543.78
  5. Step 5: Solve for x
    x = 4,566,053,543.78/107,264.21
  6. Step 6: Final answer
    x = 42,568.29

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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.