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Finding the Fourth Proportional to 29,224.95, 40,303.95 and 19,149.73

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Solution

The fourth proportional to 29,224.95, 40,303.95 and 19,149.73 is: 26,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,224.95 : 40,303.95 = 19,149.73 : x
  2. Step 2: Convert to fraction form
    29,224.95/40,303.95 = 19,149.73/x
  3. Step 3: Cross multiply
    29,224.95x = 40,303.95 × 19,149.73
  4. Step 4: Simplify right side
    29,224.95x = 771,809,587.86
  5. Step 5: Solve for x
    x = 771,809,587.86/29,224.95
  6. Step 6: Final answer
    x = 26,409.27

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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.