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Finding the Fourth Proportional to 58,869.78, 88,303.86 and 14,496.90

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Solution

The fourth proportional to 58,869.78, 88,303.86 and 14,496.90 is: 21,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,869.78 : 88,303.86 = 14,496.90 : x
  2. Step 2: Convert to fraction form
    58,869.78/88,303.86 = 14,496.90/x
  3. Step 3: Cross multiply
    58,869.78x = 88,303.86 × 14,496.90
  4. Step 4: Simplify right side
    58,869.78x = 1,280,132,228.03
  5. Step 5: Solve for x
    x = 1,280,132,228.03/58,869.78
  6. Step 6: Final answer
    x = 21,745.15

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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.