Home / 132,005.03-198,031.91-43,263.32

Finding the Fourth Proportional to 132,005.03, 198,031.91 and 43,263.32

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Solution

The fourth proportional to 132,005.03, 198,031.91 and 43,263.32 is: 64,902.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,005.03 : 198,031.91 = 43,263.32 : x
  2. Step 2: Convert to fraction form
    132,005.03/198,031.91 = 43,263.32/x
  3. Step 3: Cross multiply
    132,005.03x = 198,031.91 × 43,263.32
  4. Step 4: Simplify right side
    132,005.03x = 8,567,516,686.07
  5. Step 5: Solve for x
    x = 8,567,516,686.07/132,005.03
  6. Step 6: Final answer
    x = 64,902.96

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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.