Home / 75,124.17-103,676.35-43,295.12

Finding the Fourth Proportional to 75,124.17, 103,676.35 and 43,295.12

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Solution

The fourth proportional to 75,124.17, 103,676.35 and 43,295.12 is: 59,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,124.17 : 103,676.35 = 43,295.12 : x
  2. Step 2: Convert to fraction form
    75,124.17/103,676.35 = 43,295.12/x
  3. Step 3: Cross multiply
    75,124.17x = 103,676.35 × 43,295.12
  4. Step 4: Simplify right side
    75,124.17x = 4,488,680,014.41
  5. Step 5: Solve for x
    x = 4,488,680,014.41/75,124.17
  6. Step 6: Final answer
    x = 59,750.14

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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.