Home / 54,820.17-75,649.95-30,622.41

Finding the Fourth Proportional to 54,820.17, 75,649.95 and 30,622.41

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Solution

The fourth proportional to 54,820.17, 75,649.95 and 30,622.41 is: 42,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,820.17 : 75,649.95 = 30,622.41 : x
  2. Step 2: Convert to fraction form
    54,820.17/75,649.95 = 30,622.41/x
  3. Step 3: Cross multiply
    54,820.17x = 75,649.95 × 30,622.41
  4. Step 4: Simplify right side
    54,820.17x = 2,316,583,785.38
  5. Step 5: Solve for x
    x = 2,316,583,785.38/54,820.17
  6. Step 6: Final answer
    x = 42,257.87

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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.