Home / 175,057.70-262,392.15-90,785.30

Finding the Fourth Proportional to 175,057.70, 262,392.15 and 90,785.30

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Solution

The fourth proportional to 175,057.70, 262,392.15 and 90,785.30 is: 136,077.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,057.70 : 262,392.15 = 90,785.30 : x
  2. Step 2: Convert to fraction form
    175,057.70/262,392.15 = 90,785.30/x
  3. Step 3: Cross multiply
    175,057.70x = 262,392.15 × 90,785.30
  4. Step 4: Simplify right side
    175,057.70x = 23,821,350,055.40
  5. Step 5: Solve for x
    x = 23,821,350,055.40/175,057.70
  6. Step 6: Final answer
    x = 136,077.13

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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.