Home / 49,780.10-74,494.73-31,068.93

Finding the Fourth Proportional to 49,780.10, 74,494.73 and 31,068.93

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Solution

The fourth proportional to 49,780.10, 74,494.73 and 31,068.93 is: 46,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,780.10 : 74,494.73 = 31,068.93 : x
  2. Step 2: Convert to fraction form
    49,780.10/74,494.73 = 31,068.93/x
  3. Step 3: Cross multiply
    49,780.10x = 74,494.73 × 31,068.93
  4. Step 4: Simplify right side
    49,780.10x = 2,314,471,551.74
  5. Step 5: Solve for x
    x = 2,314,471,551.74/49,780.10
  6. Step 6: Final answer
    x = 46,493.91

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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.