Home / 42,228.88-58,275.48-25,232.20

Finding the Fourth Proportional to 42,228.88, 58,275.48 and 25,232.20

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Solution

The fourth proportional to 42,228.88, 58,275.48 and 25,232.20 is: 34,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,228.88 : 58,275.48 = 25,232.20 : x
  2. Step 2: Convert to fraction form
    42,228.88/58,275.48 = 25,232.20/x
  3. Step 3: Cross multiply
    42,228.88x = 58,275.48 × 25,232.20
  4. Step 4: Simplify right side
    42,228.88x = 1,470,418,566.46
  5. Step 5: Solve for x
    x = 1,470,418,566.46/42,228.88
  6. Step 6: Final answer
    x = 34,820.21

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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.