Home / 87,887.04-131,852.16-25,558.08

Finding the Fourth Proportional to 87,887.04, 131,852.16 and 25,558.08

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Solution

The fourth proportional to 87,887.04, 131,852.16 and 25,558.08 is: 38,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,887.04 : 131,852.16 = 25,558.08 : x
  2. Step 2: Convert to fraction form
    87,887.04/131,852.16 = 25,558.08/x
  3. Step 3: Cross multiply
    87,887.04x = 131,852.16 × 25,558.08
  4. Step 4: Simplify right side
    87,887.04x = 3,369,888,053.45
  5. Step 5: Solve for x
    x = 3,369,888,053.45/87,887.04
  6. Step 6: Final answer
    x = 38,343.40

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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.