Home / 74,850.48-112,323.90-29,864.16

Finding the Fourth Proportional to 74,850.48, 112,323.90 and 29,864.16

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Solution

The fourth proportional to 74,850.48, 112,323.90 and 29,864.16 is: 44,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,850.48 : 112,323.90 = 29,864.16 : x
  2. Step 2: Convert to fraction form
    74,850.48/112,323.90 = 29,864.16/x
  3. Step 3: Cross multiply
    74,850.48x = 112,323.90 × 29,864.16
  4. Step 4: Simplify right side
    74,850.48x = 3,354,458,921.42
  5. Step 5: Solve for x
    x = 3,354,458,921.42/74,850.48
  6. Step 6: Final answer
    x = 44,815.46

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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.