Home / 50,070.60-75,126.84-21,976.16

Finding the Fourth Proportional to 50,070.60, 75,126.84 and 21,976.16

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Solution

The fourth proportional to 50,070.60, 75,126.84 and 21,976.16 is: 32,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070.60 : 75,126.84 = 21,976.16 : x
  2. Step 2: Convert to fraction form
    50,070.60/75,126.84 = 21,976.16/x
  3. Step 3: Cross multiply
    50,070.60x = 75,126.84 × 21,976.16
  4. Step 4: Simplify right side
    50,070.60x = 1,650,999,456.13
  5. Step 5: Solve for x
    x = 1,650,999,456.13/50,070.60
  6. Step 6: Final answer
    x = 32,973.43

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1.5x scale

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.