Home / 163,090.32-224,969.06-102,564.96

Finding the Fourth Proportional to 163,090.32, 224,969.06 and 102,564.96

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Solution

The fourth proportional to 163,090.32, 224,969.06 and 102,564.96 is: 141,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,090.32 : 224,969.06 = 102,564.96 : x
  2. Step 2: Convert to fraction form
    163,090.32/224,969.06 = 102,564.96/x
  3. Step 3: Cross multiply
    163,090.32x = 224,969.06 × 102,564.96
  4. Step 4: Simplify right side
    163,090.32x = 23,073,942,640.14
  5. Step 5: Solve for x
    x = 23,073,942,640.14/163,090.32
  6. Step 6: Final answer
    x = 141,479.54

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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.