Home / 141,804.75-195,689.72-77,273.85

Finding the Fourth Proportional to 141,804.75, 195,689.72 and 77,273.85

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Solution

The fourth proportional to 141,804.75, 195,689.72 and 77,273.85 is: 106,637.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,804.75 : 195,689.72 = 77,273.85 : x
  2. Step 2: Convert to fraction form
    141,804.75/195,689.72 = 77,273.85/x
  3. Step 3: Cross multiply
    141,804.75x = 195,689.72 × 77,273.85
  4. Step 4: Simplify right side
    141,804.75x = 15,121,697,683.45
  5. Step 5: Solve for x
    x = 15,121,697,683.45/141,804.75
  6. Step 6: Final answer
    x = 106,637.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.