Home / 88,929.70-133,382.40-26,600.20

Finding the Fourth Proportional to 88,929.70, 133,382.40 and 26,600.20

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Solution

The fourth proportional to 88,929.70, 133,382.40 and 26,600.20 is: 39,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,929.70 : 133,382.40 = 26,600.20 : x
  2. Step 2: Convert to fraction form
    88,929.70/133,382.40 = 26,600.20/x
  3. Step 3: Cross multiply
    88,929.70x = 133,382.40 × 26,600.20
  4. Step 4: Simplify right side
    88,929.70x = 3,547,998,516.48
  5. Step 5: Solve for x
    x = 3,547,998,516.48/88,929.70
  6. Step 6: Final answer
    x = 39,896.67

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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.