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Finding the Fourth Proportional to 58,943.95, 88,418.87 and 16,830.28

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Solution

The fourth proportional to 58,943.95, 88,418.87 and 16,830.28 is: 25,246.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,943.95 : 88,418.87 = 16,830.28 : x
  2. Step 2: Convert to fraction form
    58,943.95/88,418.87 = 16,830.28/x
  3. Step 3: Cross multiply
    58,943.95x = 88,418.87 × 16,830.28
  4. Step 4: Simplify right side
    58,943.95x = 1,488,114,381.53
  5. Step 5: Solve for x
    x = 1,488,114,381.53/58,943.95
  6. Step 6: Final answer
    x = 25,246.26

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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.