Home / 87,164.02-130,579.44-58,945.78

Finding the Fourth Proportional to 87,164.02, 130,579.44 and 58,945.78

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Solution

The fourth proportional to 87,164.02, 130,579.44 and 58,945.78 is: 88,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,164.02 : 130,579.44 = 58,945.78 : x
  2. Step 2: Convert to fraction form
    87,164.02/130,579.44 = 58,945.78/x
  3. Step 3: Cross multiply
    87,164.02x = 130,579.44 × 58,945.78
  4. Step 4: Simplify right side
    87,164.02x = 7,697,106,942.76
  5. Step 5: Solve for x
    x = 7,697,106,942.76/87,164.02
  6. Step 6: Final answer
    x = 88,306.01

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1.5x scale

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.