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Finding the Fourth Proportional to 153,663.94, 230,487.61 and 58,939.50

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Solution

The fourth proportional to 153,663.94, 230,487.61 and 58,939.50 is: 88,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,663.94 : 230,487.61 = 58,939.50 : x
  2. Step 2: Convert to fraction form
    153,663.94/230,487.61 = 58,939.50/x
  3. Step 3: Cross multiply
    153,663.94x = 230,487.61 × 58,939.50
  4. Step 4: Simplify right side
    153,663.94x = 13,584,824,489.60
  5. Step 5: Solve for x
    x = 13,584,824,489.60/153,663.94
  6. Step 6: Final answer
    x = 88,406.07

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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.