Home / 54,637.32-75,393.27-30,763.38

Finding the Fourth Proportional to 54,637.32, 75,393.27 and 30,763.38

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Solution

The fourth proportional to 54,637.32, 75,393.27 and 30,763.38 is: 42,449.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,637.32 : 75,393.27 = 30,763.38 : x
  2. Step 2: Convert to fraction form
    54,637.32/75,393.27 = 30,763.38/x
  3. Step 3: Cross multiply
    54,637.32x = 75,393.27 × 30,763.38
  4. Step 4: Simplify right side
    54,637.32x = 2,319,351,814.45
  5. Step 5: Solve for x
    x = 2,319,351,814.45/54,637.32
  6. Step 6: Final answer
    x = 42,449.96

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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.