Home / 239,261.51-358,892.24-70,768.69

Finding the Fourth Proportional to 239,261.51, 358,892.24 and 70,768.69

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Solution

The fourth proportional to 239,261.51, 358,892.24 and 70,768.69 is: 106,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,261.51 : 358,892.24 = 70,768.69 : x
  2. Step 2: Convert to fraction form
    239,261.51/358,892.24 = 70,768.69/x
  3. Step 3: Cross multiply
    239,261.51x = 358,892.24 × 70,768.69
  4. Step 4: Simplify right side
    239,261.51x = 25,398,332,424.89
  5. Step 5: Solve for x
    x = 25,398,332,424.89/239,261.51
  6. Step 6: Final answer
    x = 106,153.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.