Home / 53,280.78-73,527.32-29,407.29

Finding the Fourth Proportional to 53,280.78, 73,527.32 and 29,407.29

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Solution

The fourth proportional to 53,280.78, 73,527.32 and 29,407.29 is: 40,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280.78 : 73,527.32 = 29,407.29 : x
  2. Step 2: Convert to fraction form
    53,280.78/73,527.32 = 29,407.29/x
  3. Step 3: Cross multiply
    53,280.78x = 73,527.32 × 29,407.29
  4. Step 4: Simplify right side
    53,280.78x = 2,162,239,222.16
  5. Step 5: Solve for x
    x = 2,162,239,222.16/53,280.78
  6. Step 6: Final answer
    x = 40,581.97

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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.