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Finding the Fourth Proportional to 186,030.84, 279,064.50 and 73,706.52

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Solution

The fourth proportional to 186,030.84, 279,064.50 and 73,706.52 is: 110,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,030.84 : 279,064.50 = 73,706.52 : x
  2. Step 2: Convert to fraction form
    186,030.84/279,064.50 = 73,706.52/x
  3. Step 3: Cross multiply
    186,030.84x = 279,064.50 × 73,706.52
  4. Step 4: Simplify right side
    186,030.84x = 20,568,873,150.54
  5. Step 5: Solve for x
    x = 20,568,873,150.54/186,030.84
  6. Step 6: Final answer
    x = 110,567.01

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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.