Home / 101,926.85-152,734.41-42,730.25

Finding the Fourth Proportional to 101,926.85, 152,734.41 and 42,730.25

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Solution

The fourth proportional to 101,926.85, 152,734.41 and 42,730.25 is: 64,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,926.85 : 152,734.41 = 42,730.25 : x
  2. Step 2: Convert to fraction form
    101,926.85/152,734.41 = 42,730.25/x
  3. Step 3: Cross multiply
    101,926.85x = 152,734.41 × 42,730.25
  4. Step 4: Simplify right side
    101,926.85x = 6,526,378,759.23
  5. Step 5: Solve for x
    x = 6,526,378,759.23/101,926.85
  6. Step 6: Final answer
    x = 64,030.03

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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.