Home / 268,215.48-370,138.14-160,790.04

Finding the Fourth Proportional to 268,215.48, 370,138.14 and 160,790.04

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Solution

The fourth proportional to 268,215.48, 370,138.14 and 160,790.04 is: 221,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,215.48 : 370,138.14 = 160,790.04 : x
  2. Step 2: Convert to fraction form
    268,215.48/370,138.14 = 160,790.04/x
  3. Step 3: Cross multiply
    268,215.48x = 370,138.14 × 160,790.04
  4. Step 4: Simplify right side
    268,215.48x = 59,514,526,336.13
  5. Step 5: Solve for x
    x = 59,514,526,336.13/268,215.48
  6. Step 6: Final answer
    x = 221,890.72

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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.