Home / 112,585.01-168,877.37-53,388.38

Finding the Fourth Proportional to 112,585.01, 168,877.37 and 53,388.38

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Solution

The fourth proportional to 112,585.01, 168,877.37 and 53,388.38 is: 80,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,585.01 : 168,877.37 = 53,388.38 : x
  2. Step 2: Convert to fraction form
    112,585.01/168,877.37 = 53,388.38/x
  3. Step 3: Cross multiply
    112,585.01x = 168,877.37 × 53,388.38
  4. Step 4: Simplify right side
    112,585.01x = 9,016,089,758.62
  5. Step 5: Solve for x
    x = 9,016,089,758.62/112,585.01
  6. Step 6: Final answer
    x = 80,082.51

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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.