Home / 51,001.23-76,501.75-13,561.31

Finding the Fourth Proportional to 51,001.23, 76,501.75 and 13,561.31

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Solution

The fourth proportional to 51,001.23, 76,501.75 and 13,561.31 is: 20,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,001.23 : 76,501.75 = 13,561.31 : x
  2. Step 2: Convert to fraction form
    51,001.23/76,501.75 = 13,561.31/x
  3. Step 3: Cross multiply
    51,001.23x = 76,501.75 × 13,561.31
  4. Step 4: Simplify right side
    51,001.23x = 1,037,463,947.29
  5. Step 5: Solve for x
    x = 1,037,463,947.29/51,001.23
  6. Step 6: Final answer
    x = 20,341.94

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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.