Home / 114,259.10-170,999.85-100,262.30

Finding the Fourth Proportional to 114,259.10, 170,999.85 and 100,262.30

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Solution

The fourth proportional to 114,259.10, 170,999.85 and 100,262.30 is: 150,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,259.10 : 170,999.85 = 100,262.30 : x
  2. Step 2: Convert to fraction form
    114,259.10/170,999.85 = 100,262.30/x
  3. Step 3: Cross multiply
    114,259.10x = 170,999.85 × 100,262.30
  4. Step 4: Simplify right side
    114,259.10x = 17,144,838,260.66
  5. Step 5: Solve for x
    x = 17,144,838,260.66/114,259.10
  6. Step 6: Final answer
    x = 150,052.28

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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.