Home / 49,426.74-74,156.31-19,836.63

Finding the Fourth Proportional to 49,426.74, 74,156.31 and 19,836.63

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Solution

The fourth proportional to 49,426.74, 74,156.31 and 19,836.63 is: 29,761.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,426.74 : 74,156.31 = 19,836.63 : x
  2. Step 2: Convert to fraction form
    49,426.74/74,156.31 = 19,836.63/x
  3. Step 3: Cross multiply
    49,426.74x = 74,156.31 × 19,836.63
  4. Step 4: Simplify right side
    49,426.74x = 1,471,011,283.64
  5. Step 5: Solve for x
    x = 1,471,011,283.64/49,426.74
  6. Step 6: Final answer
    x = 29,761.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.