Home / 48,864.23-67,421-29,743.80

Finding the Fourth Proportional to 48,864.23, 67,421 and 29,743.80

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Solution

The fourth proportional to 48,864.23, 67,421 and 29,743.80 is: 41,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,864.23 : 67,421 = 29,743.80 : x
  2. Step 2: Convert to fraction form
    48,864.23/67,421 = 29,743.80/x
  3. Step 3: Cross multiply
    48,864.23x = 67,421 × 29,743.80
  4. Step 4: Simplify right side
    48,864.23x = 2,005,356,739.80
  5. Step 5: Solve for x
    x = 2,005,356,739.80/48,864.23
  6. Step 6: Final answer
    x = 41,039.36

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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.