Home / 101,802.06-140,501.37-58,772.95

Finding the Fourth Proportional to 101,802.06, 140,501.37 and 58,772.95

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Solution

The fourth proportional to 101,802.06, 140,501.37 and 58,772.95 is: 81,115.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,802.06 : 140,501.37 = 58,772.95 : x
  2. Step 2: Convert to fraction form
    101,802.06/140,501.37 = 58,772.95/x
  3. Step 3: Cross multiply
    101,802.06x = 140,501.37 × 58,772.95
  4. Step 4: Simplify right side
    101,802.06x = 8,257,679,507.30
  5. Step 5: Solve for x
    x = 8,257,679,507.30/101,802.06
  6. Step 6: Final answer
    x = 81,115.05

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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.