Home / 125,877.02-188,770.55-41,621.63

Finding the Fourth Proportional to 125,877.02, 188,770.55 and 41,621.63

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Solution

The fourth proportional to 125,877.02, 188,770.55 and 41,621.63 is: 62,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,877.02 : 188,770.55 = 41,621.63 : x
  2. Step 2: Convert to fraction form
    125,877.02/188,770.55 = 41,621.63/x
  3. Step 3: Cross multiply
    125,877.02x = 188,770.55 × 41,621.63
  4. Step 4: Simplify right side
    125,877.02x = 7,856,936,835.04
  5. Step 5: Solve for x
    x = 7,856,936,835.04/125,877.02
  6. Step 6: Final answer
    x = 62,417.57

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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.