Home / 268,021.02-370,042.10-166,155.35

Finding the Fourth Proportional to 268,021.02, 370,042.10 and 166,155.35

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Solution

The fourth proportional to 268,021.02, 370,042.10 and 166,155.35 is: 229,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,021.02 : 370,042.10 = 166,155.35 : x
  2. Step 2: Convert to fraction form
    268,021.02/370,042.10 = 166,155.35/x
  3. Step 3: Cross multiply
    268,021.02x = 370,042.10 × 166,155.35
  4. Step 4: Simplify right side
    268,021.02x = 61,484,471,959.25
  5. Step 5: Solve for x
    x = 61,484,471,959.25/268,021.02
  6. Step 6: Final answer
    x = 229,401.68

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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.