Home / 194,457.69-268,341.98-109,580.22

Finding the Fourth Proportional to 194,457.69, 268,341.98 and 109,580.22

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Solution

The fourth proportional to 194,457.69, 268,341.98 and 109,580.22 is: 151,215.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,457.69 : 268,341.98 = 109,580.22 : x
  2. Step 2: Convert to fraction form
    194,457.69/268,341.98 = 109,580.22/x
  3. Step 3: Cross multiply
    194,457.69x = 268,341.98 × 109,580.22
  4. Step 4: Simplify right side
    194,457.69x = 29,404,973,203.64
  5. Step 5: Solve for x
    x = 29,404,973,203.64/194,457.69
  6. Step 6: Final answer
    x = 151,215.28

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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.