Home / 112,027.40-168,041.10-49,704.20

Finding the Fourth Proportional to 112,027.40, 168,041.10 and 49,704.20

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Solution

The fourth proportional to 112,027.40, 168,041.10 and 49,704.20 is: 74,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,027.40 : 168,041.10 = 49,704.20 : x
  2. Step 2: Convert to fraction form
    112,027.40/168,041.10 = 49,704.20/x
  3. Step 3: Cross multiply
    112,027.40x = 168,041.10 × 49,704.20
  4. Step 4: Simplify right side
    112,027.40x = 8,352,348,442.62
  5. Step 5: Solve for x
    x = 8,352,348,442.62/112,027.40
  6. Step 6: Final answer
    x = 74,556.30

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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.