Home / 99,817.31-149,594.75-49,244.15

Finding the Fourth Proportional to 99,817.31, 149,594.75 and 49,244.15

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Solution

The fourth proportional to 99,817.31, 149,594.75 and 49,244.15 is: 73,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,817.31 : 149,594.75 = 49,244.15 : x
  2. Step 2: Convert to fraction form
    99,817.31/149,594.75 = 49,244.15/x
  3. Step 3: Cross multiply
    99,817.31x = 149,594.75 × 49,244.15
  4. Step 4: Simplify right side
    99,817.31x = 7,366,666,620.64
  5. Step 5: Solve for x
    x = 7,366,666,620.64/99,817.31
  6. Step 6: Final answer
    x = 73,801.49

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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.