Home / 60,104.76-82,916.64-38,890.88

Finding the Fourth Proportional to 60,104.76, 82,916.64 and 38,890.88

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Solution

The fourth proportional to 60,104.76, 82,916.64 and 38,890.88 is: 53,651.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,104.76 : 82,916.64 = 38,890.88 : x
  2. Step 2: Convert to fraction form
    60,104.76/82,916.64 = 38,890.88/x
  3. Step 3: Cross multiply
    60,104.76x = 82,916.64 × 38,890.88
  4. Step 4: Simplify right side
    60,104.76x = 3,224,701,096.24
  5. Step 5: Solve for x
    x = 3,224,701,096.24/60,104.76
  6. Step 6: Final answer
    x = 53,651.34

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1.5x scale

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.