Home / 61,304.84-91,584.58-38,939.12

Finding the Fourth Proportional to 61,304.84, 91,584.58 and 38,939.12

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Solution

The fourth proportional to 61,304.84, 91,584.58 and 38,939.12 is: 58,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,304.84 : 91,584.58 = 38,939.12 : x
  2. Step 2: Convert to fraction form
    61,304.84/91,584.58 = 38,939.12/x
  3. Step 3: Cross multiply
    61,304.84x = 91,584.58 × 38,939.12
  4. Step 4: Simplify right side
    61,304.84x = 3,566,222,950.77
  5. Step 5: Solve for x
    x = 3,566,222,950.77/61,304.84
  6. Step 6: Final answer
    x = 58,171.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.