Home / 56,639.16-84,952.86-19,198.26

Finding the Fourth Proportional to 56,639.16, 84,952.86 and 19,198.26

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Solution

The fourth proportional to 56,639.16, 84,952.86 and 19,198.26 is: 28,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,639.16 : 84,952.86 = 19,198.26 : x
  2. Step 2: Convert to fraction form
    56,639.16/84,952.86 = 19,198.26/x
  3. Step 3: Cross multiply
    56,639.16x = 84,952.86 × 19,198.26
  4. Step 4: Simplify right side
    56,639.16x = 1,630,947,094.02
  5. Step 5: Solve for x
    x = 1,630,947,094.02/56,639.16
  6. Step 6: Final answer
    x = 28,795.40

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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.