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Finding the Fourth Proportional to 101,970.49, 152,782.80 and 62,444.92

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Solution

The fourth proportional to 101,970.49, 152,782.80 and 62,444.92 is: 93,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970.49 : 152,782.80 = 62,444.92 : x
  2. Step 2: Convert to fraction form
    101,970.49/152,782.80 = 62,444.92/x
  3. Step 3: Cross multiply
    101,970.49x = 152,782.80 × 62,444.92
  4. Step 4: Simplify right side
    101,970.49x = 9,540,509,723.38
  5. Step 5: Solve for x
    x = 9,540,509,723.38/101,970.49
  6. Step 6: Final answer
    x = 93,561.48

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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.