Home / 160,410.06-221,421.15-92,454.18

Finding the Fourth Proportional to 160,410.06, 221,421.15 and 92,454.18

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Solution

The fourth proportional to 160,410.06, 221,421.15 and 92,454.18 is: 127,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,410.06 : 221,421.15 = 92,454.18 : x
  2. Step 2: Convert to fraction form
    160,410.06/221,421.15 = 92,454.18/x
  3. Step 3: Cross multiply
    160,410.06x = 221,421.15 × 92,454.18
  4. Step 4: Simplify right side
    160,410.06x = 20,471,310,857.91
  5. Step 5: Solve for x
    x = 20,471,310,857.91/160,410.06
  6. Step 6: Final answer
    x = 127,618.62

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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.