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Finding the Fourth Proportional to 47,648.49, 65,762.78 and 26,434.59

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Solution

The fourth proportional to 47,648.49, 65,762.78 and 26,434.59 is: 36,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,648.49 : 65,762.78 = 26,434.59 : x
  2. Step 2: Convert to fraction form
    47,648.49/65,762.78 = 26,434.59/x
  3. Step 3: Cross multiply
    47,648.49x = 65,762.78 × 26,434.59
  4. Step 4: Simplify right side
    47,648.49x = 1,738,411,863.83
  5. Step 5: Solve for x
    x = 1,738,411,863.83/47,648.49
  6. Step 6: Final answer
    x = 36,484.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.