Home / 72,967.24-109,456.26-26,220.52

Finding the Fourth Proportional to 72,967.24, 109,456.26 and 26,220.52

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Solution

The fourth proportional to 72,967.24, 109,456.26 and 26,220.52 is: 39,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,967.24 : 109,456.26 = 26,220.52 : x
  2. Step 2: Convert to fraction form
    72,967.24/109,456.26 = 26,220.52/x
  3. Step 3: Cross multiply
    72,967.24x = 109,456.26 × 26,220.52
  4. Step 4: Simplify right side
    72,967.24x = 2,870,000,054.46
  5. Step 5: Solve for x
    x = 2,870,000,054.46/72,967.24
  6. Step 6: Final answer
    x = 39,332.72

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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.