Home / 193,089.80-289,829.10-93,330.20

Finding the Fourth Proportional to 193,089.80, 289,829.10 and 93,330.20

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Solution

The fourth proportional to 193,089.80, 289,829.10 and 93,330.20 is: 140,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,089.80 : 289,829.10 = 93,330.20 : x
  2. Step 2: Convert to fraction form
    193,089.80/289,829.10 = 93,330.20/x
  3. Step 3: Cross multiply
    193,089.80x = 289,829.10 × 93,330.20
  4. Step 4: Simplify right side
    193,089.80x = 27,049,807,868.82
  5. Step 5: Solve for x
    x = 27,049,807,868.82/193,089.80
  6. Step 6: Final answer
    x = 140,089.26

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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.