Home / 75,121.08-103,667.13-46,826.88

Finding the Fourth Proportional to 75,121.08, 103,667.13 and 46,826.88

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Solution

The fourth proportional to 75,121.08, 103,667.13 and 46,826.88 is: 64,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,121.08 : 103,667.13 = 46,826.88 : x
  2. Step 2: Convert to fraction form
    75,121.08/103,667.13 = 46,826.88/x
  3. Step 3: Cross multiply
    75,121.08x = 103,667.13 × 46,826.88
  4. Step 4: Simplify right side
    75,121.08x = 4,854,408,256.45
  5. Step 5: Solve for x
    x = 4,854,408,256.45/75,121.08
  6. Step 6: Final answer
    x = 64,621.12

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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.