Home / 205,638.32-283,150.01-180,001.22

Finding the Fourth Proportional to 205,638.32, 283,150.01 and 180,001.22

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Solution

The fourth proportional to 205,638.32, 283,150.01 and 180,001.22 is: 247,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,638.32 : 283,150.01 = 180,001.22 : x
  2. Step 2: Convert to fraction form
    205,638.32/283,150.01 = 180,001.22/x
  3. Step 3: Cross multiply
    205,638.32x = 283,150.01 × 180,001.22
  4. Step 4: Simplify right side
    205,638.32x = 50,967,346,277.27
  5. Step 5: Solve for x
    x = 50,967,346,277.27/205,638.32
  6. Step 6: Final answer
    x = 247,849.46

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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.