Home / 112,190.52-154,817.10-69,748.32

Finding the Fourth Proportional to 112,190.52, 154,817.10 and 69,748.32

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Solution

The fourth proportional to 112,190.52, 154,817.10 and 69,748.32 is: 96,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,190.52 : 154,817.10 = 69,748.32 : x
  2. Step 2: Convert to fraction form
    112,190.52/154,817.10 = 69,748.32/x
  3. Step 3: Cross multiply
    112,190.52x = 154,817.10 × 69,748.32
  4. Step 4: Simplify right side
    112,190.52x = 10,798,232,632.27
  5. Step 5: Solve for x
    x = 10,798,232,632.27/112,190.52
  6. Step 6: Final answer
    x = 96,249.06

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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.