Home / 55,088.52-76,022.16-29,938.02

Finding the Fourth Proportional to 55,088.52, 76,022.16 and 29,938.02

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Solution

The fourth proportional to 55,088.52, 76,022.16 and 29,938.02 is: 41,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088.52 : 76,022.16 = 29,938.02 : x
  2. Step 2: Convert to fraction form
    55,088.52/76,022.16 = 29,938.02/x
  3. Step 3: Cross multiply
    55,088.52x = 76,022.16 × 29,938.02
  4. Step 4: Simplify right side
    55,088.52x = 2,275,952,946.52
  5. Step 5: Solve for x
    x = 2,275,952,946.52/55,088.52
  6. Step 6: Final answer
    x = 41,314.47

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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.