Home / 50,001.80-74,901.90-31,224.20

Finding the Fourth Proportional to 50,001.80, 74,901.90 and 31,224.20

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Solution

The fourth proportional to 50,001.80, 74,901.90 and 31,224.20 is: 46,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,001.80 : 74,901.90 = 31,224.20 : x
  2. Step 2: Convert to fraction form
    50,001.80/74,901.90 = 31,224.20/x
  3. Step 3: Cross multiply
    50,001.80x = 74,901.90 × 31,224.20
  4. Step 4: Simplify right side
    50,001.80x = 2,338,751,905.98
  5. Step 5: Solve for x
    x = 2,338,751,905.98/50,001.80
  6. Step 6: Final answer
    x = 46,773.35

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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.