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Finding the Fourth Proportional to 160,299.92, 221,230.50 and 92,319.32

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Solution

The fourth proportional to 160,299.92, 221,230.50 and 92,319.32 is: 127,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,299.92 : 221,230.50 = 92,319.32 : x
  2. Step 2: Convert to fraction form
    160,299.92/221,230.50 = 92,319.32/x
  3. Step 3: Cross multiply
    160,299.92x = 221,230.50 × 92,319.32
  4. Step 4: Simplify right side
    160,299.92x = 20,423,849,323.26
  5. Step 5: Solve for x
    x = 20,423,849,323.26/160,299.92
  6. Step 6: Final answer
    x = 127,410.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.