Home / 42,160.32-58,179.45-23,039.64

Finding the Fourth Proportional to 42,160.32, 58,179.45 and 23,039.64

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Solution

The fourth proportional to 42,160.32, 58,179.45 and 23,039.64 is: 31,793.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,160.32 : 58,179.45 = 23,039.64 : x
  2. Step 2: Convert to fraction form
    42,160.32/58,179.45 = 23,039.64/x
  3. Step 3: Cross multiply
    42,160.32x = 58,179.45 × 23,039.64
  4. Step 4: Simplify right side
    42,160.32x = 1,340,433,583.40
  5. Step 5: Solve for x
    x = 1,340,433,583.40/42,160.32
  6. Step 6: Final answer
    x = 31,793.72

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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.