Home / 55,515.60-83,264.76-18,076.32

Finding the Fourth Proportional to 55,515.60, 83,264.76 and 18,076.32

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Solution

The fourth proportional to 55,515.60, 83,264.76 and 18,076.32 is: 27,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,515.60 : 83,264.76 = 18,076.32 : x
  2. Step 2: Convert to fraction form
    55,515.60/83,264.76 = 18,076.32/x
  3. Step 3: Cross multiply
    55,515.60x = 83,264.76 × 18,076.32
  4. Step 4: Simplify right side
    55,515.60x = 1,505,120,446.48
  5. Step 5: Solve for x
    x = 1,505,120,446.48/55,515.60
  6. Step 6: Final answer
    x = 27,111.67

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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.