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Finding the Fourth Proportional to 58,300.56, 87,480 and 23,269.68

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Solution

The fourth proportional to 58,300.56, 87,480 and 23,269.68 is: 34,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,300.56 : 87,480 = 23,269.68 : x
  2. Step 2: Convert to fraction form
    58,300.56/87,480 = 23,269.68/x
  3. Step 3: Cross multiply
    58,300.56x = 87,480 × 23,269.68
  4. Step 4: Simplify right side
    58,300.56x = 2,035,631,606.40
  5. Step 5: Solve for x
    x = 2,035,631,606.40/58,300.56
  6. Step 6: Final answer
    x = 34,916.16

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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.