Home / 296,127.08-408,654.15-160,161.18

Finding the Fourth Proportional to 296,127.08, 408,654.15 and 160,161.18

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Solution

The fourth proportional to 296,127.08, 408,654.15 and 160,161.18 is: 221,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,127.08 : 408,654.15 = 160,161.18 : x
  2. Step 2: Convert to fraction form
    296,127.08/408,654.15 = 160,161.18/x
  3. Step 3: Cross multiply
    296,127.08x = 408,654.15 × 160,161.18
  4. Step 4: Simplify right side
    296,127.08x = 65,450,530,875.90
  5. Step 5: Solve for x
    x = 65,450,530,875.90/296,127.08
  6. Step 6: Final answer
    x = 221,021.77

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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.