Home / 89,856.10-124,001.06-49,572.37

Finding the Fourth Proportional to 89,856.10, 124,001.06 and 49,572.37

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Solution

The fourth proportional to 89,856.10, 124,001.06 and 49,572.37 is: 68,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,856.10 : 124,001.06 = 49,572.37 : x
  2. Step 2: Convert to fraction form
    89,856.10/124,001.06 = 49,572.37/x
  3. Step 3: Cross multiply
    89,856.10x = 124,001.06 × 49,572.37
  4. Step 4: Simplify right side
    89,856.10x = 6,147,026,240.64
  5. Step 5: Solve for x
    x = 6,147,026,240.64/89,856.10
  6. Step 6: Final answer
    x = 68,409.67

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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.