Home / 151,986.78-227,993.54-39,666.11

Finding the Fourth Proportional to 151,986.78, 227,993.54 and 39,666.11

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Solution

The fourth proportional to 151,986.78, 227,993.54 and 39,666.11 is: 59,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,986.78 : 227,993.54 = 39,666.11 : x
  2. Step 2: Convert to fraction form
    151,986.78/227,993.54 = 39,666.11/x
  3. Step 3: Cross multiply
    151,986.78x = 227,993.54 × 39,666.11
  4. Step 4: Simplify right side
    151,986.78x = 9,043,615,498.63
  5. Step 5: Solve for x
    x = 9,043,615,498.63/151,986.78
  6. Step 6: Final answer
    x = 59,502.65

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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.