Home / 74,291.06-111,435.35-29,916.69

Finding the Fourth Proportional to 74,291.06, 111,435.35 and 29,916.69

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Solution

The fourth proportional to 74,291.06, 111,435.35 and 29,916.69 is: 44,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,291.06 : 111,435.35 = 29,916.69 : x
  2. Step 2: Convert to fraction form
    74,291.06/111,435.35 = 29,916.69/x
  3. Step 3: Cross multiply
    74,291.06x = 111,435.35 × 29,916.69
  4. Step 4: Simplify right side
    74,291.06x = 3,333,776,671.41
  5. Step 5: Solve for x
    x = 3,333,776,671.41/74,291.06
  6. Step 6: Final answer
    x = 44,874.54

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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.