Home / 121,236.60-181,898.64-62,100.12

Finding the Fourth Proportional to 121,236.60, 181,898.64 and 62,100.12

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Solution

The fourth proportional to 121,236.60, 181,898.64 and 62,100.12 is: 93,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,236.60 : 181,898.64 = 62,100.12 : x
  2. Step 2: Convert to fraction form
    121,236.60/181,898.64 = 62,100.12/x
  3. Step 3: Cross multiply
    121,236.60x = 181,898.64 × 62,100.12
  4. Step 4: Simplify right side
    121,236.60x = 11,295,927,371.84
  5. Step 5: Solve for x
    x = 11,295,927,371.84/121,236.60
  6. Step 6: Final answer
    x = 93,172.58

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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.