Home / 205,215.30-283,175.55-119,157.46

Finding the Fourth Proportional to 205,215.30, 283,175.55 and 119,157.46

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Solution

The fourth proportional to 205,215.30, 283,175.55 and 119,157.46 is: 164,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,215.30 : 283,175.55 = 119,157.46 : x
  2. Step 2: Convert to fraction form
    205,215.30/283,175.55 = 119,157.46/x
  3. Step 3: Cross multiply
    205,215.30x = 283,175.55 × 119,157.46
  4. Step 4: Simplify right side
    205,215.30x = 33,742,478,564.16
  5. Step 5: Solve for x
    x = 33,742,478,564.16/205,215.30
  6. Step 6: Final answer
    x = 164,424.77

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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.