Home / 49,780.46-74,681.62-36,592.86

Finding the Fourth Proportional to 49,780.46, 74,681.62 and 36,592.86

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Solution

The fourth proportional to 49,780.46, 74,681.62 and 36,592.86 is: 54,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,780.46 : 74,681.62 = 36,592.86 : x
  2. Step 2: Convert to fraction form
    49,780.46/74,681.62 = 36,592.86/x
  3. Step 3: Cross multiply
    49,780.46x = 74,681.62 × 36,592.86
  4. Step 4: Simplify right side
    49,780.46x = 2,732,814,065.23
  5. Step 5: Solve for x
    x = 2,732,814,065.23/49,780.46
  6. Step 6: Final answer
    x = 54,897.32

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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.