Home / 60,104.64-82,916.47-38,890.74

Finding the Fourth Proportional to 60,104.64, 82,916.47 and 38,890.74

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Solution

The fourth proportional to 60,104.64, 82,916.47 and 38,890.74 is: 53,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,104.64 : 82,916.47 = 38,890.74 : x
  2. Step 2: Convert to fraction form
    60,104.64/82,916.47 = 38,890.74/x
  3. Step 3: Cross multiply
    60,104.64x = 82,916.47 × 38,890.74
  4. Step 4: Simplify right side
    60,104.64x = 3,224,682,876.49
  5. Step 5: Solve for x
    x = 3,224,682,876.49/60,104.64
  6. Step 6: Final answer
    x = 53,651.15

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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.