Home / 88,420.56-132,638.74-25,239.50

Finding the Fourth Proportional to 88,420.56, 132,638.74 and 25,239.50

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Solution

The fourth proportional to 88,420.56, 132,638.74 and 25,239.50 is: 37,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,420.56 : 132,638.74 = 25,239.50 : x
  2. Step 2: Convert to fraction form
    88,420.56/132,638.74 = 25,239.50/x
  3. Step 3: Cross multiply
    88,420.56x = 132,638.74 × 25,239.50
  4. Step 4: Simplify right side
    88,420.56x = 3,347,735,320.32
  5. Step 5: Solve for x
    x = 3,347,735,320.32/88,420.56
  6. Step 6: Final answer
    x = 37,861.50

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1.5x scale

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.