Home / 42,281.40-58,348.32-23,418.60

Finding the Fourth Proportional to 42,281.40, 58,348.32 and 23,418.60

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Solution

The fourth proportional to 42,281.40, 58,348.32 and 23,418.60 is: 32,317.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,281.40 : 58,348.32 = 23,418.60 : x
  2. Step 2: Convert to fraction form
    42,281.40/58,348.32 = 23,418.60/x
  3. Step 3: Cross multiply
    42,281.40x = 58,348.32 × 23,418.60
  4. Step 4: Simplify right side
    42,281.40x = 1,366,435,966.75
  5. Step 5: Solve for x
    x = 1,366,435,966.75/42,281.40
  6. Step 6: Final answer
    x = 32,317.66

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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.