Home / 160,396.92-221,364.23-92,416.46

Finding the Fourth Proportional to 160,396.92, 221,364.23 and 92,416.46

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Solution

The fourth proportional to 160,396.92, 221,364.23 and 92,416.46 is: 127,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,396.92 : 221,364.23 = 92,416.46 : x
  2. Step 2: Convert to fraction form
    160,396.92/221,364.23 = 92,416.46/x
  3. Step 3: Cross multiply
    160,396.92x = 221,364.23 × 92,416.46
  4. Step 4: Simplify right side
    160,396.92x = 20,457,696,938.32
  5. Step 5: Solve for x
    x = 20,457,696,938.32/160,396.92
  6. Step 6: Final answer
    x = 127,544.20

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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.