Home / 103,053.25-142,213.49-58,341.25

Finding the Fourth Proportional to 103,053.25, 142,213.49 and 58,341.25

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Solution

The fourth proportional to 103,053.25, 142,213.49 and 58,341.25 is: 80,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,053.25 : 142,213.49 = 58,341.25 : x
  2. Step 2: Convert to fraction form
    103,053.25/142,213.49 = 58,341.25/x
  3. Step 3: Cross multiply
    103,053.25x = 142,213.49 × 58,341.25
  4. Step 4: Simplify right side
    103,053.25x = 8,296,912,773.46
  5. Step 5: Solve for x
    x = 8,296,912,773.46/103,053.25
  6. Step 6: Final answer
    x = 80,510.93

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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.