Home / 268,299.87-370,034.10-166,254.45

Finding the Fourth Proportional to 268,299.87, 370,034.10 and 166,254.45

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Solution

The fourth proportional to 268,299.87, 370,034.10 and 166,254.45 is: 229,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,299.87 : 370,034.10 = 166,254.45 : x
  2. Step 2: Convert to fraction form
    268,299.87/370,034.10 = 166,254.45/x
  3. Step 3: Cross multiply
    268,299.87x = 370,034.10 × 166,254.45
  4. Step 4: Simplify right side
    268,299.87x = 61,519,815,776.75
  5. Step 5: Solve for x
    x = 61,519,815,776.75/268,299.87
  6. Step 6: Final answer
    x = 229,294.99

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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.