Home / 74,710.14-103,096.98-40,717.89

Finding the Fourth Proportional to 74,710.14, 103,096.98 and 40,717.89

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Solution

The fourth proportional to 74,710.14, 103,096.98 and 40,717.89 is: 56,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,710.14 : 103,096.98 = 40,717.89 : x
  2. Step 2: Convert to fraction form
    74,710.14/103,096.98 = 40,717.89/x
  3. Step 3: Cross multiply
    74,710.14x = 103,096.98 × 40,717.89
  4. Step 4: Simplify right side
    74,710.14x = 4,197,891,287.38
  5. Step 5: Solve for x
    x = 4,197,891,287.38/74,710.14
  6. Step 6: Final answer
    x = 56,189.05

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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.