Home / 212,649.90-293,327.10-126,551.16

Finding the Fourth Proportional to 212,649.90, 293,327.10 and 126,551.16

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Solution

The fourth proportional to 212,649.90, 293,327.10 and 126,551.16 is: 174,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,649.90 : 293,327.10 = 126,551.16 : x
  2. Step 2: Convert to fraction form
    212,649.90/293,327.10 = 126,551.16/x
  3. Step 3: Cross multiply
    212,649.90x = 293,327.10 × 126,551.16
  4. Step 4: Simplify right side
    212,649.90x = 37,120,884,764.44
  5. Step 5: Solve for x
    x = 37,120,884,764.44/212,649.90
  6. Step 6: Final answer
    x = 174,563.38

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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.