Home / 52,206.08-72,079.08-30,992.16

Finding the Fourth Proportional to 52,206.08, 72,079.08 and 30,992.16

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Solution

The fourth proportional to 52,206.08, 72,079.08 and 30,992.16 is: 42,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,206.08 : 72,079.08 = 30,992.16 : x
  2. Step 2: Convert to fraction form
    52,206.08/72,079.08 = 30,992.16/x
  3. Step 3: Cross multiply
    52,206.08x = 72,079.08 × 30,992.16
  4. Step 4: Simplify right side
    52,206.08x = 2,233,886,380.01
  5. Step 5: Solve for x
    x = 2,233,886,380.01/52,206.08
  6. Step 6: Final answer
    x = 42,789.77

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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.