Home / 74,945.15-112,435.80-25,025.66

Finding the Fourth Proportional to 74,945.15, 112,435.80 and 25,025.66

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Solution

The fourth proportional to 74,945.15, 112,435.80 and 25,025.66 is: 37,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,945.15 : 112,435.80 = 25,025.66 : x
  2. Step 2: Convert to fraction form
    74,945.15/112,435.80 = 25,025.66/x
  3. Step 3: Cross multiply
    74,945.15x = 112,435.80 × 25,025.66
  4. Step 4: Simplify right side
    74,945.15x = 2,813,779,868.24
  5. Step 5: Solve for x
    x = 2,813,779,868.24/74,945.15
  6. Step 6: Final answer
    x = 37,544.52

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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.