Home / 55,848.42-77,074.65-30,697.92

Finding the Fourth Proportional to 55,848.42, 77,074.65 and 30,697.92

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Solution

The fourth proportional to 55,848.42, 77,074.65 and 30,697.92 is: 42,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,848.42 : 77,074.65 = 30,697.92 : x
  2. Step 2: Convert to fraction form
    55,848.42/77,074.65 = 30,697.92/x
  3. Step 3: Cross multiply
    55,848.42x = 77,074.65 × 30,697.92
  4. Step 4: Simplify right side
    55,848.42x = 2,366,031,439.73
  5. Step 5: Solve for x
    x = 2,366,031,439.73/55,848.42
  6. Step 6: Final answer
    x = 42,365.24

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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.