Home / 170,513.92-235,598.08-122,672.64

Finding the Fourth Proportional to 170,513.92, 235,598.08 and 122,672.64

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Solution

The fourth proportional to 170,513.92, 235,598.08 and 122,672.64 is: 169,496.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,513.92 : 235,598.08 = 122,672.64 : x
  2. Step 2: Convert to fraction form
    170,513.92/235,598.08 = 122,672.64/x
  3. Step 3: Cross multiply
    170,513.92x = 235,598.08 × 122,672.64
  4. Step 4: Simplify right side
    170,513.92x = 28,901,438,452.53
  5. Step 5: Solve for x
    x = 28,901,438,452.53/170,513.92
  6. Step 6: Final answer
    x = 169,496.06

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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.