Home / 104,623.49-156,933.86-25,738.40

Finding the Fourth Proportional to 104,623.49, 156,933.86 and 25,738.40

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Solution

The fourth proportional to 104,623.49, 156,933.86 and 25,738.40 is: 38,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,623.49 : 156,933.86 = 25,738.40 : x
  2. Step 2: Convert to fraction form
    104,623.49/156,933.86 = 25,738.40/x
  3. Step 3: Cross multiply
    104,623.49x = 156,933.86 × 25,738.40
  4. Step 4: Simplify right side
    104,623.49x = 4,039,226,462.22
  5. Step 5: Solve for x
    x = 4,039,226,462.22/104,623.49
  6. Step 6: Final answer
    x = 38,607.26

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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.