Home / 104,106.07-143,655.73-60,491.82

Finding the Fourth Proportional to 104,106.07, 143,655.73 and 60,491.82

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Solution

The fourth proportional to 104,106.07, 143,655.73 and 60,491.82 is: 83,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,106.07 : 143,655.73 = 60,491.82 : x
  2. Step 2: Convert to fraction form
    104,106.07/143,655.73 = 60,491.82/x
  3. Step 3: Cross multiply
    104,106.07x = 143,655.73 × 60,491.82
  4. Step 4: Simplify right side
    104,106.07x = 8,689,996,409.90
  5. Step 5: Solve for x
    x = 8,689,996,409.90/104,106.07
  6. Step 6: Final answer
    x = 83,472.53

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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.