Home / 222,948.70-307,669.44-127,457.45

Finding the Fourth Proportional to 222,948.70, 307,669.44 and 127,457.45

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Solution

The fourth proportional to 222,948.70, 307,669.44 and 127,457.45 is: 175,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,948.70 : 307,669.44 = 127,457.45 : x
  2. Step 2: Convert to fraction form
    222,948.70/307,669.44 = 127,457.45/x
  3. Step 3: Cross multiply
    222,948.70x = 307,669.44 × 127,457.45
  4. Step 4: Simplify right side
    222,948.70x = 39,214,761,641.76
  5. Step 5: Solve for x
    x = 39,214,761,641.76/222,948.70
  6. Step 6: Final answer
    x = 175,891.41

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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.