Home / 125,639.39-188,482.17-41,404.52

Finding the Fourth Proportional to 125,639.39, 188,482.17 and 41,404.52

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Solution

The fourth proportional to 125,639.39, 188,482.17 and 41,404.52 is: 62,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,639.39 : 188,482.17 = 41,404.52 : x
  2. Step 2: Convert to fraction form
    125,639.39/188,482.17 = 41,404.52/x
  3. Step 3: Cross multiply
    125,639.39x = 188,482.17 × 41,404.52
  4. Step 4: Simplify right side
    125,639.39x = 7,804,013,777.41
  5. Step 5: Solve for x
    x = 7,804,013,777.41/125,639.39
  6. Step 6: Final answer
    x = 62,114.39

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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.