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Finding the Fourth Proportional to 160,021.53, 220,836.42 and 92,038.52

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Solution

The fourth proportional to 160,021.53, 220,836.42 and 92,038.52 is: 127,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,021.53 : 220,836.42 = 92,038.52 : x
  2. Step 2: Convert to fraction form
    160,021.53/220,836.42 = 92,038.52/x
  3. Step 3: Cross multiply
    160,021.53x = 220,836.42 × 92,038.52
  4. Step 4: Simplify right side
    160,021.53x = 20,325,457,258.90
  5. Step 5: Solve for x
    x = 20,325,457,258.90/160,021.53
  6. Step 6: Final answer
    x = 127,017.02

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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.