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Finding the Fourth Proportional to 58,850.74, 88,248.47 and 21,384.39

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Solution

The fourth proportional to 58,850.74, 88,248.47 and 21,384.39 is: 32,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,850.74 : 88,248.47 = 21,384.39 : x
  2. Step 2: Convert to fraction form
    58,850.74/88,248.47 = 21,384.39/x
  3. Step 3: Cross multiply
    58,850.74x = 88,248.47 × 21,384.39
  4. Step 4: Simplify right side
    58,850.74x = 1,887,139,699.38
  5. Step 5: Solve for x
    x = 1,887,139,699.38/58,850.74
  6. Step 6: Final answer
    x = 32,066.54

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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.