Home / 101,899.04-152,799.37-42,718.82

Finding the Fourth Proportional to 101,899.04, 152,799.37 and 42,718.82

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Solution

The fourth proportional to 101,899.04, 152,799.37 and 42,718.82 is: 64,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,899.04 : 152,799.37 = 42,718.82 : x
  2. Step 2: Convert to fraction form
    101,899.04/152,799.37 = 42,718.82/x
  3. Step 3: Cross multiply
    101,899.04x = 152,799.37 × 42,718.82
  4. Step 4: Simplify right side
    101,899.04x = 6,527,407,912.35
  5. Step 5: Solve for x
    x = 6,527,407,912.35/101,899.04
  6. Step 6: Final answer
    x = 64,057.60

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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.