Home / 48,357.02-72,556.18-27,312.86

Finding the Fourth Proportional to 48,357.02, 72,556.18 and 27,312.86

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Solution

The fourth proportional to 48,357.02, 72,556.18 and 27,312.86 is: 40,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,357.02 : 72,556.18 = 27,312.86 : x
  2. Step 2: Convert to fraction form
    48,357.02/72,556.18 = 27,312.86/x
  3. Step 3: Cross multiply
    48,357.02x = 72,556.18 × 27,312.86
  4. Step 4: Simplify right side
    48,357.02x = 1,981,716,786.47
  5. Step 5: Solve for x
    x = 1,981,716,786.47/48,357.02
  6. Step 6: Final answer
    x = 40,980.95

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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.