Home / 56,033.19-77,324.79-30,539.79

Finding the Fourth Proportional to 56,033.19, 77,324.79 and 30,539.79

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Solution

The fourth proportional to 56,033.19, 77,324.79 and 30,539.79 is: 42,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,033.19 : 77,324.79 = 30,539.79 : x
  2. Step 2: Convert to fraction form
    56,033.19/77,324.79 = 30,539.79/x
  3. Step 3: Cross multiply
    56,033.19x = 77,324.79 × 30,539.79
  4. Step 4: Simplify right side
    56,033.19x = 2,361,482,848.39
  5. Step 5: Solve for x
    x = 2,361,482,848.39/56,033.19
  6. Step 6: Final answer
    x = 42,144.36

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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.