Home / 170,561.98-235,391.64-97,975

Finding the Fourth Proportional to 170,561.98, 235,391.64 and 97,975

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Solution

The fourth proportional to 170,561.98, 235,391.64 and 97,975 is: 135,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,561.98 : 235,391.64 = 97,975 : x
  2. Step 2: Convert to fraction form
    170,561.98/235,391.64 = 97,975/x
  3. Step 3: Cross multiply
    170,561.98x = 235,391.64 × 97,975
  4. Step 4: Simplify right side
    170,561.98x = 23,062,495,929
  5. Step 5: Solve for x
    x = 23,062,495,929/170,561.98
  6. Step 6: Final answer
    x = 135,214.75

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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.