Home / 55,684.32-76,848.24-30,535.44

Finding the Fourth Proportional to 55,684.32, 76,848.24 and 30,535.44

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Solution

The fourth proportional to 55,684.32, 76,848.24 and 30,535.44 is: 42,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,684.32 : 76,848.24 = 30,535.44 : x
  2. Step 2: Convert to fraction form
    55,684.32/76,848.24 = 30,535.44/x
  3. Step 3: Cross multiply
    55,684.32x = 76,848.24 × 30,535.44
  4. Step 4: Simplify right side
    55,684.32x = 2,346,594,821.63
  5. Step 5: Solve for x
    x = 2,346,594,821.63/55,684.32
  6. Step 6: Final answer
    x = 42,141.03

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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.