Home / 104,326.56-143,969.76-59,013.36

Finding the Fourth Proportional to 104,326.56, 143,969.76 and 59,013.36

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Solution

The fourth proportional to 104,326.56, 143,969.76 and 59,013.36 is: 81,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,326.56 : 143,969.76 = 59,013.36 : x
  2. Step 2: Convert to fraction form
    104,326.56/143,969.76 = 59,013.36/x
  3. Step 3: Cross multiply
    104,326.56x = 143,969.76 × 59,013.36
  4. Step 4: Simplify right side
    104,326.56x = 8,496,139,275.99
  5. Step 5: Solve for x
    x = 8,496,139,275.99/104,326.56
  6. Step 6: Final answer
    x = 81,437.93

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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.