Home / 40,332.71-60,511.37-20,625.11

Finding the Fourth Proportional to 40,332.71, 60,511.37 and 20,625.11

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Solution

The fourth proportional to 40,332.71, 60,511.37 and 20,625.11 is: 30,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,332.71 : 60,511.37 = 20,625.11 : x
  2. Step 2: Convert to fraction form
    40,332.71/60,511.37 = 20,625.11/x
  3. Step 3: Cross multiply
    40,332.71x = 60,511.37 × 20,625.11
  4. Step 4: Simplify right side
    40,332.71x = 1,248,053,256.82
  5. Step 5: Solve for x
    x = 1,248,053,256.82/40,332.71
  6. Step 6: Final answer
    x = 30,943.95

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1.5x scale

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.