Home / 194,278.18-291,095.10-118,146.42

Finding the Fourth Proportional to 194,278.18, 291,095.10 and 118,146.42

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Solution

The fourth proportional to 194,278.18, 291,095.10 and 118,146.42 is: 177,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,278.18 : 291,095.10 = 118,146.42 : x
  2. Step 2: Convert to fraction form
    194,278.18/291,095.10 = 118,146.42/x
  3. Step 3: Cross multiply
    194,278.18x = 291,095.10 × 118,146.42
  4. Step 4: Simplify right side
    194,278.18x = 34,391,843,944.54
  5. Step 5: Solve for x
    x = 34,391,843,944.54/194,278.18
  6. Step 6: Final answer
    x = 177,023.71

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1.5x scale

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.