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Finding the Fourth Proportional to 164,299.24, 246,411.18 and 45,978.88

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Solution

The fourth proportional to 164,299.24, 246,411.18 and 45,978.88 is: 68,957.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,299.24 : 246,411.18 = 45,978.88 : x
  2. Step 2: Convert to fraction form
    164,299.24/246,411.18 = 45,978.88/x
  3. Step 3: Cross multiply
    164,299.24x = 246,411.18 × 45,978.88
  4. Step 4: Simplify right side
    164,299.24x = 11,329,710,075.88
  5. Step 5: Solve for x
    x = 11,329,710,075.88/164,299.24
  6. Step 6: Final answer
    x = 68,957.78

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1.5x scale

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.