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Finding the Fourth Proportional to 163,443.99, 245,535.06 and 96,927.76

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Solution

The fourth proportional to 163,443.99, 245,535.06 and 96,927.76 is: 145,610.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,443.99 : 245,535.06 = 96,927.76 : x
  2. Step 2: Convert to fraction form
    163,443.99/245,535.06 = 96,927.76/x
  3. Step 3: Cross multiply
    163,443.99x = 245,535.06 × 96,927.76
  4. Step 4: Simplify right side
    163,443.99x = 23,799,162,753.43
  5. Step 5: Solve for x
    x = 23,799,162,753.43/163,443.99
  6. Step 6: Final answer
    x = 145,610.51

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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.