Home / 316,741.51-436,937.56-195,844.15

Finding the Fourth Proportional to 316,741.51, 436,937.56 and 195,844.15

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Solution

The fourth proportional to 316,741.51, 436,937.56 and 195,844.15 is: 270,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,741.51 : 436,937.56 = 195,844.15 : x
  2. Step 2: Convert to fraction form
    316,741.51/436,937.56 = 195,844.15/x
  3. Step 3: Cross multiply
    316,741.51x = 436,937.56 × 195,844.15
  4. Step 4: Simplify right side
    316,741.51x = 85,571,665,041.27
  5. Step 5: Solve for x
    x = 85,571,665,041.27/316,741.51
  6. Step 6: Final answer
    x = 270,162.46

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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.