Home / 142,093.98-212,998.41-48,535.74

Finding the Fourth Proportional to 142,093.98, 212,998.41 and 48,535.74

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Solution

The fourth proportional to 142,093.98, 212,998.41 and 48,535.74 is: 72,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,093.98 : 212,998.41 = 48,535.74 : x
  2. Step 2: Convert to fraction form
    142,093.98/212,998.41 = 48,535.74/x
  3. Step 3: Cross multiply
    142,093.98x = 212,998.41 × 48,535.74
  4. Step 4: Simplify right side
    142,093.98x = 10,338,035,448.17
  5. Step 5: Solve for x
    x = 10,338,035,448.17/142,093.98
  6. Step 6: Final answer
    x = 72,754.92

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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.