Home / 102,100.06-153,150.27-39,770.56

Finding the Fourth Proportional to 102,100.06, 153,150.27 and 39,770.56

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Solution

The fourth proportional to 102,100.06, 153,150.27 and 39,770.56 is: 59,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,100.06 : 153,150.27 = 39,770.56 : x
  2. Step 2: Convert to fraction form
    102,100.06/153,150.27 = 39,770.56/x
  3. Step 3: Cross multiply
    102,100.06x = 153,150.27 × 39,770.56
  4. Step 4: Simplify right side
    102,100.06x = 6,090,872,002.05
  5. Step 5: Solve for x
    x = 6,090,872,002.05/102,100.06
  6. Step 6: Final answer
    x = 59,655.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.