Home / 55,833.36-77,049.46-30,682.32

Finding the Fourth Proportional to 55,833.36, 77,049.46 and 30,682.32

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Solution

The fourth proportional to 55,833.36, 77,049.46 and 30,682.32 is: 42,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,833.36 : 77,049.46 = 30,682.32 : x
  2. Step 2: Convert to fraction form
    55,833.36/77,049.46 = 30,682.32/x
  3. Step 3: Cross multiply
    55,833.36x = 77,049.46 × 30,682.32
  4. Step 4: Simplify right side
    55,833.36x = 2,364,056,187.55
  5. Step 5: Solve for x
    x = 2,364,056,187.55/55,833.36
  6. Step 6: Final answer
    x = 42,341.28

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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.