Home / 99,281.53-148,933.19-43,083.01

Finding the Fourth Proportional to 99,281.53, 148,933.19 and 43,083.01

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Solution

The fourth proportional to 99,281.53, 148,933.19 and 43,083.01 is: 64,629.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,281.53 : 148,933.19 = 43,083.01 : x
  2. Step 2: Convert to fraction form
    99,281.53/148,933.19 = 43,083.01/x
  3. Step 3: Cross multiply
    99,281.53x = 148,933.19 × 43,083.01
  4. Step 4: Simplify right side
    99,281.53x = 6,416,490,114.10
  5. Step 5: Solve for x
    x = 6,416,490,114.10/99,281.53
  6. Step 6: Final answer
    x = 64,629.24

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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.