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Finding the Fourth Proportional to 73,802.11, 110,127.35 and 65,849.94

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Solution

The fourth proportional to 73,802.11, 110,127.35 and 65,849.94 is: 98,261.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,802.11 : 110,127.35 = 65,849.94 : x
  2. Step 2: Convert to fraction form
    73,802.11/110,127.35 = 65,849.94/x
  3. Step 3: Cross multiply
    73,802.11x = 110,127.35 × 65,849.94
  4. Step 4: Simplify right side
    73,802.11x = 7,251,879,389.86
  5. Step 5: Solve for x
    x = 7,251,879,389.86/73,802.11
  6. Step 6: Final answer
    x = 98,261.14

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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.