Home / 73,984.16-102,104.39-45,303.68

Finding the Fourth Proportional to 73,984.16, 102,104.39 and 45,303.68

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Solution

The fourth proportional to 73,984.16, 102,104.39 and 45,303.68 is: 62,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,984.16 : 102,104.39 = 45,303.68 : x
  2. Step 2: Convert to fraction form
    73,984.16/102,104.39 = 45,303.68/x
  3. Step 3: Cross multiply
    73,984.16x = 102,104.39 × 45,303.68
  4. Step 4: Simplify right side
    73,984.16x = 4,625,703,874.11
  5. Step 5: Solve for x
    x = 4,625,703,874.11/73,984.16
  6. Step 6: Final answer
    x = 62,522.90

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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.