Home / 104,724.04-157,085.52-42,394

Finding the Fourth Proportional to 104,724.04, 157,085.52 and 42,394

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Solution

The fourth proportional to 104,724.04, 157,085.52 and 42,394 is: 63,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,724.04 : 157,085.52 = 42,394 : x
  2. Step 2: Convert to fraction form
    104,724.04/157,085.52 = 42,394/x
  3. Step 3: Cross multiply
    104,724.04x = 157,085.52 × 42,394
  4. Step 4: Simplify right side
    104,724.04x = 6,659,483,534.88
  5. Step 5: Solve for x
    x = 6,659,483,534.88/104,724.04
  6. Step 6: Final answer
    x = 63,590.78

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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.