Home / 222,223.76-306,708.64-125,457.04

Finding the Fourth Proportional to 222,223.76, 306,708.64 and 125,457.04

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Solution

The fourth proportional to 222,223.76, 306,708.64 and 125,457.04 is: 173,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,223.76 : 306,708.64 = 125,457.04 : x
  2. Step 2: Convert to fraction form
    222,223.76/306,708.64 = 125,457.04/x
  3. Step 3: Cross multiply
    222,223.76x = 306,708.64 × 125,457.04
  4. Step 4: Simplify right side
    222,223.76x = 38,478,758,116.83
  5. Step 5: Solve for x
    x = 38,478,758,116.83/222,223.76
  6. Step 6: Final answer
    x = 173,153.21

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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.