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Finding the Fourth Proportional to 58,484, 80,709 and 33,335.12

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Solution

The fourth proportional to 58,484, 80,709 and 33,335.12 is: 46,003.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,484 : 80,709 = 33,335.12 : x
  2. Step 2: Convert to fraction form
    58,484/80,709 = 33,335.12/x
  3. Step 3: Cross multiply
    58,484x = 80,709 × 33,335.12
  4. Step 4: Simplify right side
    58,484x = 2,690,444,200.08
  5. Step 5: Solve for x
    x = 2,690,444,200.08/58,484
  6. Step 6: Final answer
    x = 46,003.08

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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.