Home / 56,467.58-77,925.38-30,974.18

Finding the Fourth Proportional to 56,467.58, 77,925.38 and 30,974.18

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Solution

The fourth proportional to 56,467.58, 77,925.38 and 30,974.18 is: 42,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,467.58 : 77,925.38 = 30,974.18 : x
  2. Step 2: Convert to fraction form
    56,467.58/77,925.38 = 30,974.18/x
  3. Step 3: Cross multiply
    56,467.58x = 77,925.38 × 30,974.18
  4. Step 4: Simplify right side
    56,467.58x = 2,413,674,202.19
  5. Step 5: Solve for x
    x = 2,413,674,202.19/56,467.58
  6. Step 6: Final answer
    x = 42,744.43

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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.