Home / 47,127.78-65,032.62-26,979.84

Finding the Fourth Proportional to 47,127.78, 65,032.62 and 26,979.84

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Solution

The fourth proportional to 47,127.78, 65,032.62 and 26,979.84 is: 37,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,127.78 : 65,032.62 = 26,979.84 : x
  2. Step 2: Convert to fraction form
    47,127.78/65,032.62 = 26,979.84/x
  3. Step 3: Cross multiply
    47,127.78x = 65,032.62 × 26,979.84
  4. Step 4: Simplify right side
    47,127.78x = 1,754,569,682.38
  5. Step 5: Solve for x
    x = 1,754,569,682.38/47,127.78
  6. Step 6: Final answer
    x = 37,230.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.