Home / 74,289.30-111,432.73-29,914.93

Finding the Fourth Proportional to 74,289.30, 111,432.73 and 29,914.93

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Solution

The fourth proportional to 74,289.30, 111,432.73 and 29,914.93 is: 44,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,289.30 : 111,432.73 = 29,914.93 : x
  2. Step 2: Convert to fraction form
    74,289.30/111,432.73 = 29,914.93/x
  3. Step 3: Cross multiply
    74,289.30x = 111,432.73 × 29,914.93
  4. Step 4: Simplify right side
    74,289.30x = 3,333,502,596.24
  5. Step 5: Solve for x
    x = 3,333,502,596.24/74,289.30
  6. Step 6: Final answer
    x = 44,871.91

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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.