Home / 190,160.24-262,425-113,758.16

Finding the Fourth Proportional to 190,160.24, 262,425 and 113,758.16

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Solution

The fourth proportional to 190,160.24, 262,425 and 113,758.16 is: 156,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,160.24 : 262,425 = 113,758.16 : x
  2. Step 2: Convert to fraction form
    190,160.24/262,425 = 113,758.16/x
  3. Step 3: Cross multiply
    190,160.24x = 262,425 × 113,758.16
  4. Step 4: Simplify right side
    190,160.24x = 29,852,985,138
  5. Step 5: Solve for x
    x = 29,852,985,138/190,160.24
  6. Step 6: Final answer
    x = 156,988.58

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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.