Home / 54,501.81-81,751.89-15,058.05

Finding the Fourth Proportional to 54,501.81, 81,751.89 and 15,058.05

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Solution

The fourth proportional to 54,501.81, 81,751.89 and 15,058.05 is: 22,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,501.81 : 81,751.89 = 15,058.05 : x
  2. Step 2: Convert to fraction form
    54,501.81/81,751.89 = 15,058.05/x
  3. Step 3: Cross multiply
    54,501.81x = 81,751.89 × 15,058.05
  4. Step 4: Simplify right side
    54,501.81x = 1,231,024,047.21
  5. Step 5: Solve for x
    x = 1,231,024,047.21/54,501.81
  6. Step 6: Final answer
    x = 22,586.85

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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.