Home / 160,403.90-221,406.68-92,466.29

Finding the Fourth Proportional to 160,403.90, 221,406.68 and 92,466.29

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Solution

The fourth proportional to 160,403.90, 221,406.68 and 92,466.29 is: 127,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,403.90 : 221,406.68 = 92,466.29 : x
  2. Step 2: Convert to fraction form
    160,403.90/221,406.68 = 92,466.29/x
  3. Step 3: Cross multiply
    160,403.90x = 221,406.68 × 92,466.29
  4. Step 4: Simplify right side
    160,403.90x = 20,472,655,065.50
  5. Step 5: Solve for x
    x = 20,472,655,065.50/160,403.90
  6. Step 6: Final answer
    x = 127,631.91

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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.