Home / 74,055.40-111,089.84-24,122.68

Finding the Fourth Proportional to 74,055.40, 111,089.84 and 24,122.68

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Solution

The fourth proportional to 74,055.40, 111,089.84 and 24,122.68 is: 36,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,055.40 : 111,089.84 = 24,122.68 : x
  2. Step 2: Convert to fraction form
    74,055.40/111,089.84 = 24,122.68/x
  3. Step 3: Cross multiply
    74,055.40x = 111,089.84 × 24,122.68
  4. Step 4: Simplify right side
    74,055.40x = 2,679,784,661.57
  5. Step 5: Solve for x
    x = 2,679,784,661.57/74,055.40
  6. Step 6: Final answer
    x = 36,186.22

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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.