Home / 56,300.11-77,660.31-37,180.06

Finding the Fourth Proportional to 56,300.11, 77,660.31 and 37,180.06

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Solution

The fourth proportional to 56,300.11, 77,660.31 and 37,180.06 is: 51,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,300.11 : 77,660.31 = 37,180.06 : x
  2. Step 2: Convert to fraction form
    56,300.11/77,660.31 = 37,180.06/x
  3. Step 3: Cross multiply
    56,300.11x = 77,660.31 × 37,180.06
  4. Step 4: Simplify right side
    56,300.11x = 2,887,414,985.42
  5. Step 5: Solve for x
    x = 2,887,414,985.42/56,300.11
  6. Step 6: Final answer
    x = 51,286.13

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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.