Home / 66,780.24-92,156.52-36,972.24

Finding the Fourth Proportional to 66,780.24, 92,156.52 and 36,972.24

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Solution

The fourth proportional to 66,780.24, 92,156.52 and 36,972.24 is: 51,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,780.24 : 92,156.52 = 36,972.24 : x
  2. Step 2: Convert to fraction form
    66,780.24/92,156.52 = 36,972.24/x
  3. Step 3: Cross multiply
    66,780.24x = 92,156.52 × 36,972.24
  4. Step 4: Simplify right side
    66,780.24x = 3,407,232,975.00
  5. Step 5: Solve for x
    x = 3,407,232,975.00/66,780.24
  6. Step 6: Final answer
    x = 51,021.57

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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.