Home / 104,423.76-156,634.74-25,537.32

Finding the Fourth Proportional to 104,423.76, 156,634.74 and 25,537.32

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Solution

The fourth proportional to 104,423.76, 156,634.74 and 25,537.32 is: 38,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.76 : 156,634.74 = 25,537.32 : x
  2. Step 2: Convert to fraction form
    104,423.76/156,634.74 = 25,537.32/x
  3. Step 3: Cross multiply
    104,423.76x = 156,634.74 × 25,537.32
  4. Step 4: Simplify right side
    104,423.76x = 4,000,031,478.50
  5. Step 5: Solve for x
    x = 4,000,031,478.50/104,423.76
  6. Step 6: Final answer
    x = 38,305.76

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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.