Home / 69,688.32-96,170.70-37,857.72

Finding the Fourth Proportional to 69,688.32, 96,170.70 and 37,857.72

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Solution

The fourth proportional to 69,688.32, 96,170.70 and 37,857.72 is: 52,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,688.32 : 96,170.70 = 37,857.72 : x
  2. Step 2: Convert to fraction form
    69,688.32/96,170.70 = 37,857.72/x
  3. Step 3: Cross multiply
    69,688.32x = 96,170.70 × 37,857.72
  4. Step 4: Simplify right side
    69,688.32x = 3,640,803,432.80
  5. Step 5: Solve for x
    x = 3,640,803,432.80/69,688.32
  6. Step 6: Final answer
    x = 52,244.10

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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.