Home / 42,140.39-58,155.41-24,235.38

Finding the Fourth Proportional to 42,140.39, 58,155.41 and 24,235.38

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Solution

The fourth proportional to 42,140.39, 58,155.41 and 24,235.38 is: 33,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140.39 : 58,155.41 = 24,235.38 : x
  2. Step 2: Convert to fraction form
    42,140.39/58,155.41 = 24,235.38/x
  3. Step 3: Cross multiply
    42,140.39x = 58,155.41 × 24,235.38
  4. Step 4: Simplify right side
    42,140.39x = 1,409,418,520.99
  5. Step 5: Solve for x
    x = 1,409,418,520.99/42,140.39
  6. Step 6: Final answer
    x = 33,445.79

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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.