Home / 55,714.44-83,573.64-18,275.40

Finding the Fourth Proportional to 55,714.44, 83,573.64 and 18,275.40

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Solution

The fourth proportional to 55,714.44, 83,573.64 and 18,275.40 is: 27,413.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,714.44 : 83,573.64 = 18,275.40 : x
  2. Step 2: Convert to fraction form
    55,714.44/83,573.64 = 18,275.40/x
  3. Step 3: Cross multiply
    55,714.44x = 83,573.64 × 18,275.40
  4. Step 4: Simplify right side
    55,714.44x = 1,527,341,700.46
  5. Step 5: Solve for x
    x = 1,527,341,700.46/55,714.44
  6. Step 6: Final answer
    x = 27,413.75

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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.