Home / 219,562.14-302,991.81-124,066.77

Finding the Fourth Proportional to 219,562.14, 302,991.81 and 124,066.77

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Solution

The fourth proportional to 219,562.14, 302,991.81 and 124,066.77 is: 171,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,562.14 : 302,991.81 = 124,066.77 : x
  2. Step 2: Convert to fraction form
    219,562.14/302,991.81 = 124,066.77/x
  3. Step 3: Cross multiply
    219,562.14x = 302,991.81 × 124,066.77
  4. Step 4: Simplify right side
    219,562.14x = 37,591,215,203.15
  5. Step 5: Solve for x
    x = 37,591,215,203.15/219,562.14
  6. Step 6: Final answer
    x = 171,209.91

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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.