Home / 114,330.20-171,203.70-91,002.20

Finding the Fourth Proportional to 114,330.20, 171,203.70 and 91,002.20

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Solution

The fourth proportional to 114,330.20, 171,203.70 and 91,002.20 is: 136,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,330.20 : 171,203.70 = 91,002.20 : x
  2. Step 2: Convert to fraction form
    114,330.20/171,203.70 = 91,002.20/x
  3. Step 3: Cross multiply
    114,330.20x = 171,203.70 × 91,002.20
  4. Step 4: Simplify right side
    114,330.20x = 15,579,913,348.14
  5. Step 5: Solve for x
    x = 15,579,913,348.14/114,330.20
  6. Step 6: Final answer
    x = 136,271.20

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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.