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Finding the Fourth Proportional to 29,060.58, 40,101.81 and 16,315.50

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Solution

The fourth proportional to 29,060.58, 40,101.81 and 16,315.50 is: 22,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,060.58 : 40,101.81 = 16,315.50 : x
  2. Step 2: Convert to fraction form
    29,060.58/40,101.81 = 16,315.50/x
  3. Step 3: Cross multiply
    29,060.58x = 40,101.81 × 16,315.50
  4. Step 4: Simplify right side
    29,060.58x = 654,281,081.06
  5. Step 5: Solve for x
    x = 654,281,081.06/29,060.58
  6. Step 6: Final answer
    x = 22,514.38

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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.