Home / 163,087.32-224,964.92-102,561.96

Finding the Fourth Proportional to 163,087.32, 224,964.92 and 102,561.96

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Solution

The fourth proportional to 163,087.32, 224,964.92 and 102,561.96 is: 141,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,087.32 : 224,964.92 = 102,561.96 : x
  2. Step 2: Convert to fraction form
    163,087.32/224,964.92 = 102,561.96/x
  3. Step 3: Cross multiply
    163,087.32x = 224,964.92 × 102,561.96
  4. Step 4: Simplify right side
    163,087.32x = 23,072,843,126.44
  5. Step 5: Solve for x
    x = 23,072,843,126.44/163,087.32
  6. Step 6: Final answer
    x = 141,475.40

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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.