Home / 112,023.40-168,064.80-48,816.40

Finding the Fourth Proportional to 112,023.40, 168,064.80 and 48,816.40

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Solution

The fourth proportional to 112,023.40, 168,064.80 and 48,816.40 is: 73,237.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,023.40 : 168,064.80 = 48,816.40 : x
  2. Step 2: Convert to fraction form
    112,023.40/168,064.80 = 48,816.40/x
  3. Step 3: Cross multiply
    112,023.40x = 168,064.80 × 48,816.40
  4. Step 4: Simplify right side
    112,023.40x = 8,204,318,502.72
  5. Step 5: Solve for x
    x = 8,204,318,502.72/112,023.40
  6. Step 6: Final answer
    x = 73,237.54

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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.