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Finding the Fourth Proportional to 98,898.03, 148,302.69 and 58,935.87

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Solution

The fourth proportional to 98,898.03, 148,302.69 and 58,935.87 is: 88,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,898.03 : 148,302.69 = 58,935.87 : x
  2. Step 2: Convert to fraction form
    98,898.03/148,302.69 = 58,935.87/x
  3. Step 3: Cross multiply
    98,898.03x = 148,302.69 × 58,935.87
  4. Step 4: Simplify right side
    98,898.03x = 8,740,348,058.49
  5. Step 5: Solve for x
    x = 8,740,348,058.49/98,898.03
  6. Step 6: Final answer
    x = 88,377.37

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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.