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Finding the Fourth Proportional to 59,169, 81,653.64 and 34,018.68

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Solution

The fourth proportional to 59,169, 81,653.64 and 34,018.68 is: 46,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,169 : 81,653.64 = 34,018.68 : x
  2. Step 2: Convert to fraction form
    59,169/81,653.64 = 34,018.68/x
  3. Step 3: Cross multiply
    59,169x = 81,653.64 × 34,018.68
  4. Step 4: Simplify right side
    59,169x = 2,777,749,050.00
  5. Step 5: Solve for x
    x = 2,777,749,050.00/59,169
  6. Step 6: Final answer
    x = 46,946.02

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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.