Home / 94,923.02-130,999.38-54,635.78

Finding the Fourth Proportional to 94,923.02, 130,999.38 and 54,635.78

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Solution

The fourth proportional to 94,923.02, 130,999.38 and 54,635.78 is: 75,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,923.02 : 130,999.38 = 54,635.78 : x
  2. Step 2: Convert to fraction form
    94,923.02/130,999.38 = 54,635.78/x
  3. Step 3: Cross multiply
    94,923.02x = 130,999.38 × 54,635.78
  4. Step 4: Simplify right side
    94,923.02x = 7,157,253,305.82
  5. Step 5: Solve for x
    x = 7,157,253,305.82/94,923.02
  6. Step 6: Final answer
    x = 75,400.61

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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.