Home / 102,867.40-154,312.44-32,730.34

Finding the Fourth Proportional to 102,867.40, 154,312.44 and 32,730.34

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Solution

The fourth proportional to 102,867.40, 154,312.44 and 32,730.34 is: 49,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,867.40 : 154,312.44 = 32,730.34 : x
  2. Step 2: Convert to fraction form
    102,867.40/154,312.44 = 32,730.34/x
  3. Step 3: Cross multiply
    102,867.40x = 154,312.44 × 32,730.34
  4. Step 4: Simplify right side
    102,867.40x = 5,050,698,627.43
  5. Step 5: Solve for x
    x = 5,050,698,627.43/102,867.40
  6. Step 6: Final answer
    x = 49,099.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.