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Finding the Fourth Proportional to 58,811.76, 88,184.43 and 19,358.28

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Solution

The fourth proportional to 58,811.76, 88,184.43 and 19,358.28 is: 29,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,811.76 : 88,184.43 = 19,358.28 : x
  2. Step 2: Convert to fraction form
    58,811.76/88,184.43 = 19,358.28/x
  3. Step 3: Cross multiply
    58,811.76x = 88,184.43 × 19,358.28
  4. Step 4: Simplify right side
    58,811.76x = 1,707,098,887.58
  5. Step 5: Solve for x
    x = 1,707,098,887.58/58,811.76
  6. Step 6: Final answer
    x = 29,026.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.