Home / 66,153.52-91,292.48-35,939.06

Finding the Fourth Proportional to 66,153.52, 91,292.48 and 35,939.06

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Solution

The fourth proportional to 66,153.52, 91,292.48 and 35,939.06 is: 49,596.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,153.52 : 91,292.48 = 35,939.06 : x
  2. Step 2: Convert to fraction form
    66,153.52/91,292.48 = 35,939.06/x
  3. Step 3: Cross multiply
    66,153.52x = 91,292.48 × 35,939.06
  4. Step 4: Simplify right side
    66,153.52x = 3,280,965,916.27
  5. Step 5: Solve for x
    x = 3,280,965,916.27/66,153.52
  6. Step 6: Final answer
    x = 49,596.24

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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.