Home / 268,501.77-370,519.75-147,648.15

Finding the Fourth Proportional to 268,501.77, 370,519.75 and 147,648.15

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Solution

The fourth proportional to 268,501.77, 370,519.75 and 147,648.15 is: 203,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,501.77 : 370,519.75 = 147,648.15 : x
  2. Step 2: Convert to fraction form
    268,501.77/370,519.75 = 147,648.15/x
  3. Step 3: Cross multiply
    268,501.77x = 370,519.75 × 147,648.15
  4. Step 4: Simplify right side
    268,501.77x = 54,706,553,773.36
  5. Step 5: Solve for x
    x = 54,706,553,773.36/268,501.77
  6. Step 6: Final answer
    x = 203,747.46

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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.