Home / 112,055.62-168,135.90-55,900.08

Finding the Fourth Proportional to 112,055.62, 168,135.90 and 55,900.08

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Solution

The fourth proportional to 112,055.62, 168,135.90 and 55,900.08 is: 83,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,055.62 : 168,135.90 = 55,900.08 : x
  2. Step 2: Convert to fraction form
    112,055.62/168,135.90 = 55,900.08/x
  3. Step 3: Cross multiply
    112,055.62x = 168,135.90 × 55,900.08
  4. Step 4: Simplify right side
    112,055.62x = 9,398,810,260.87
  5. Step 5: Solve for x
    x = 9,398,810,260.87/112,055.62
  6. Step 6: Final answer
    x = 83,876.30

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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.