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Finding the Fourth Proportional to 58,501, 87,751.50 and 14,725

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Solution

The fourth proportional to 58,501, 87,751.50 and 14,725 is: 22,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,501 : 87,751.50 = 14,725 : x
  2. Step 2: Convert to fraction form
    58,501/87,751.50 = 14,725/x
  3. Step 3: Cross multiply
    58,501x = 87,751.50 × 14,725
  4. Step 4: Simplify right side
    58,501x = 1,292,140,837.50
  5. Step 5: Solve for x
    x = 1,292,140,837.50/58,501
  6. Step 6: Final answer
    x = 22,087.50

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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.