Home / 147,975.93-221,875.20-71,924.69

Finding the Fourth Proportional to 147,975.93, 221,875.20 and 71,924.69

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Solution

The fourth proportional to 147,975.93, 221,875.20 and 71,924.69 is: 107,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,975.93 : 221,875.20 = 71,924.69 : x
  2. Step 2: Convert to fraction form
    147,975.93/221,875.20 = 71,924.69/x
  3. Step 3: Cross multiply
    147,975.93x = 221,875.20 × 71,924.69
  4. Step 4: Simplify right side
    147,975.93x = 15,958,305,533.38
  5. Step 5: Solve for x
    x = 15,958,305,533.38/147,975.93
  6. Step 6: Final answer
    x = 107,843.93

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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.