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Finding the Fourth Proportional to 58,495.69, 87,734.35 and 19,052.47

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Solution

The fourth proportional to 58,495.69, 87,734.35 and 19,052.47 is: 28,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,495.69 : 87,734.35 = 19,052.47 : x
  2. Step 2: Convert to fraction form
    58,495.69/87,734.35 = 19,052.47/x
  3. Step 3: Cross multiply
    58,495.69x = 87,734.35 × 19,052.47
  4. Step 4: Simplify right side
    58,495.69x = 1,671,556,071.34
  5. Step 5: Solve for x
    x = 1,671,556,071.34/58,495.69
  6. Step 6: Final answer
    x = 28,575.71

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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.