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Finding the Fourth Proportional to 58,202.68, 87,303.66 and 16,649.68

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Solution

The fourth proportional to 58,202.68, 87,303.66 and 16,649.68 is: 24,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,202.68 : 87,303.66 = 16,649.68 : x
  2. Step 2: Convert to fraction form
    58,202.68/87,303.66 = 16,649.68/x
  3. Step 3: Cross multiply
    58,202.68x = 87,303.66 × 16,649.68
  4. Step 4: Simplify right side
    58,202.68x = 1,453,578,001.83
  5. Step 5: Solve for x
    x = 1,453,578,001.83/58,202.68
  6. Step 6: Final answer
    x = 24,974.42

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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.