Home / 160,315.24-221,215.80-92,354.44

Finding the Fourth Proportional to 160,315.24, 221,215.80 and 92,354.44

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Solution

The fourth proportional to 160,315.24, 221,215.80 and 92,354.44 is: 127,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,315.24 : 221,215.80 = 92,354.44 : x
  2. Step 2: Convert to fraction form
    160,315.24/221,215.80 = 92,354.44/x
  3. Step 3: Cross multiply
    160,315.24x = 221,215.80 × 92,354.44
  4. Step 4: Simplify right side
    160,315.24x = 20,430,261,328.15
  5. Step 5: Solve for x
    x = 20,430,261,328.15/160,315.24
  6. Step 6: Final answer
    x = 127,438.05

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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.