Home / 56,848.32-85,290.24-19,409.28

Finding the Fourth Proportional to 56,848.32, 85,290.24 and 19,409.28

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Solution

The fourth proportional to 56,848.32, 85,290.24 and 19,409.28 is: 29,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,848.32 : 85,290.24 = 19,409.28 : x
  2. Step 2: Convert to fraction form
    56,848.32/85,290.24 = 19,409.28/x
  3. Step 3: Cross multiply
    56,848.32x = 85,290.24 × 19,409.28
  4. Step 4: Simplify right side
    56,848.32x = 1,655,422,149.43
  5. Step 5: Solve for x
    x = 1,655,422,149.43/56,848.32
  6. Step 6: Final answer
    x = 29,119.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.