Home / 135,801.36-187,440.32-92,798.26

Finding the Fourth Proportional to 135,801.36, 187,440.32 and 92,798.26

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Solution

The fourth proportional to 135,801.36, 187,440.32 and 92,798.26 is: 128,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,801.36 : 187,440.32 = 92,798.26 : x
  2. Step 2: Convert to fraction form
    135,801.36/187,440.32 = 92,798.26/x
  3. Step 3: Cross multiply
    135,801.36x = 187,440.32 × 92,798.26
  4. Step 4: Simplify right side
    135,801.36x = 17,394,134,961.79
  5. Step 5: Solve for x
    x = 17,394,134,961.79/135,801.36
  6. Step 6: Final answer
    x = 128,085.13

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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.