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Finding the Fourth Proportional to 34,403.40, 47,486.79 and 22,468.59

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Solution

The fourth proportional to 34,403.40, 47,486.79 and 22,468.59 is: 31,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,403.40 : 47,486.79 = 22,468.59 : x
  2. Step 2: Convert to fraction form
    34,403.40/47,486.79 = 22,468.59/x
  3. Step 3: Cross multiply
    34,403.40x = 47,486.79 × 22,468.59
  4. Step 4: Simplify right side
    34,403.40x = 1,066,961,214.93
  5. Step 5: Solve for x
    x = 1,066,961,214.93/34,403.40
  6. Step 6: Final answer
    x = 31,013.25

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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.