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Finding the Fourth Proportional to 75,303.54, 112,881.87 and 35,850.06

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Solution

The fourth proportional to 75,303.54, 112,881.87 and 35,850.06 is: 53,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303.54 : 112,881.87 = 35,850.06 : x
  2. Step 2: Convert to fraction form
    75,303.54/112,881.87 = 35,850.06/x
  3. Step 3: Cross multiply
    75,303.54x = 112,881.87 × 35,850.06
  4. Step 4: Simplify right side
    75,303.54x = 4,046,821,812.41
  5. Step 5: Solve for x
    x = 4,046,821,812.41/75,303.54
  6. Step 6: Final answer
    x = 53,740.13

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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.