Home / 88,225.72-132,324.66-73,328.50

Finding the Fourth Proportional to 88,225.72, 132,324.66 and 73,328.50

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Solution

The fourth proportional to 88,225.72, 132,324.66 and 73,328.50 is: 109,981.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,225.72 : 132,324.66 = 73,328.50 : x
  2. Step 2: Convert to fraction form
    88,225.72/132,324.66 = 73,328.50/x
  3. Step 3: Cross multiply
    88,225.72x = 132,324.66 × 73,328.50
  4. Step 4: Simplify right side
    88,225.72x = 9,703,168,830.81
  5. Step 5: Solve for x
    x = 9,703,168,830.81/88,225.72
  6. Step 6: Final answer
    x = 109,981.18

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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.