Home / 102,062.20-153,093.36-55,610.32

Finding the Fourth Proportional to 102,062.20, 153,093.36 and 55,610.32

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Solution

The fourth proportional to 102,062.20, 153,093.36 and 55,610.32 is: 83,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,062.20 : 153,093.36 = 55,610.32 : x
  2. Step 2: Convert to fraction form
    102,062.20/153,093.36 = 55,610.32/x
  3. Step 3: Cross multiply
    102,062.20x = 153,093.36 × 55,610.32
  4. Step 4: Simplify right side
    102,062.20x = 8,513,570,739.48
  5. Step 5: Solve for x
    x = 8,513,570,739.48/102,062.20
  6. Step 6: Final answer
    x = 83,415.51

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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.