Home / 114,150.16-171,254.45-66,805.12

Finding the Fourth Proportional to 114,150.16, 171,254.45 and 66,805.12

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Solution

The fourth proportional to 114,150.16, 171,254.45 and 66,805.12 is: 100,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,150.16 : 171,254.45 = 66,805.12 : x
  2. Step 2: Convert to fraction form
    114,150.16/171,254.45 = 66,805.12/x
  3. Step 3: Cross multiply
    114,150.16x = 171,254.45 × 66,805.12
  4. Step 4: Simplify right side
    114,150.16x = 11,440,674,082.78
  5. Step 5: Solve for x
    x = 11,440,674,082.78/114,150.16
  6. Step 6: Final answer
    x = 100,224.77

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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.