Home / 104,974.14-157,524.93-42,643.02

Finding the Fourth Proportional to 104,974.14, 157,524.93 and 42,643.02

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Solution

The fourth proportional to 104,974.14, 157,524.93 and 42,643.02 is: 63,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,974.14 : 157,524.93 = 42,643.02 : x
  2. Step 2: Convert to fraction form
    104,974.14/157,524.93 = 42,643.02/x
  3. Step 3: Cross multiply
    104,974.14x = 157,524.93 × 42,643.02
  4. Step 4: Simplify right side
    104,974.14x = 6,717,338,740.49
  5. Step 5: Solve for x
    x = 6,717,338,740.49/104,974.14
  6. Step 6: Final answer
    x = 63,990.41

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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.