Home / 236,111.03-325,842.01-134,153.78

Finding the Fourth Proportional to 236,111.03, 325,842.01 and 134,153.78

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Solution

The fourth proportional to 236,111.03, 325,842.01 and 134,153.78 is: 185,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,111.03 : 325,842.01 = 134,153.78 : x
  2. Step 2: Convert to fraction form
    236,111.03/325,842.01 = 134,153.78/x
  3. Step 3: Cross multiply
    236,111.03x = 325,842.01 × 134,153.78
  4. Step 4: Simplify right side
    236,111.03x = 43,712,936,270.08
  5. Step 5: Solve for x
    x = 43,712,936,270.08/236,111.03
  6. Step 6: Final answer
    x = 185,137.21

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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.