Home / 160,806.30-221,877.21-92,808.84

Finding the Fourth Proportional to 160,806.30, 221,877.21 and 92,808.84

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Solution

The fourth proportional to 160,806.30, 221,877.21 and 92,808.84 is: 128,055.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,806.30 : 221,877.21 = 92,808.84 : x
  2. Step 2: Convert to fraction form
    160,806.30/221,877.21 = 92,808.84/x
  3. Step 3: Cross multiply
    160,806.30x = 221,877.21 × 92,808.84
  4. Step 4: Simplify right side
    160,806.30x = 20,592,166,482.54
  5. Step 5: Solve for x
    x = 20,592,166,482.54/160,806.30
  6. Step 6: Final answer
    x = 128,055.72

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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.