Home / 190,265.55-262,570.16-109,679.55

Finding the Fourth Proportional to 190,265.55, 262,570.16 and 109,679.55

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Solution

The fourth proportional to 190,265.55, 262,570.16 and 109,679.55 is: 151,359.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,265.55 : 262,570.16 = 109,679.55 : x
  2. Step 2: Convert to fraction form
    190,265.55/262,570.16 = 109,679.55/x
  3. Step 3: Cross multiply
    190,265.55x = 262,570.16 × 109,679.55
  4. Step 4: Simplify right side
    190,265.55x = 28,798,576,443.83
  5. Step 5: Solve for x
    x = 28,798,576,443.83/190,265.55
  6. Step 6: Final answer
    x = 151,359.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.