Home / 163,087.56-224,965.26-102,562.20

Finding the Fourth Proportional to 163,087.56, 224,965.26 and 102,562.20

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Solution

The fourth proportional to 163,087.56, 224,965.26 and 102,562.20 is: 141,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,087.56 : 224,965.26 = 102,562.20 : x
  2. Step 2: Convert to fraction form
    163,087.56/224,965.26 = 102,562.20/x
  3. Step 3: Cross multiply
    163,087.56x = 224,965.26 × 102,562.20
  4. Step 4: Simplify right side
    163,087.56x = 23,072,931,989.17
  5. Step 5: Solve for x
    x = 23,072,931,989.17/163,087.56
  6. Step 6: Final answer
    x = 141,475.73

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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.