Home / 124,057.11-171,199.95-73,746.39

Finding the Fourth Proportional to 124,057.11, 171,199.95 and 73,746.39

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Solution

The fourth proportional to 124,057.11, 171,199.95 and 73,746.39 is: 101,770.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,057.11 : 171,199.95 = 73,746.39 : x
  2. Step 2: Convert to fraction form
    124,057.11/171,199.95 = 73,746.39/x
  3. Step 3: Cross multiply
    124,057.11x = 171,199.95 × 73,746.39
  4. Step 4: Simplify right side
    124,057.11x = 12,625,378,280.68
  5. Step 5: Solve for x
    x = 12,625,378,280.68/124,057.11
  6. Step 6: Final answer
    x = 101,770.69

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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.