Home / 42,281.68-58,348.59-23,418.80

Finding the Fourth Proportional to 42,281.68, 58,348.59 and 23,418.80

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Solution

The fourth proportional to 42,281.68, 58,348.59 and 23,418.80 is: 32,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,281.68 : 58,348.59 = 23,418.80 : x
  2. Step 2: Convert to fraction form
    42,281.68/58,348.59 = 23,418.80/x
  3. Step 3: Cross multiply
    42,281.68x = 58,348.59 × 23,418.80
  4. Step 4: Simplify right side
    42,281.68x = 1,366,453,959.49
  5. Step 5: Solve for x
    x = 1,366,453,959.49/42,281.68
  6. Step 6: Final answer
    x = 32,317.87

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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.