Home / 170,440.56-235,208.76-98,862.96

Finding the Fourth Proportional to 170,440.56, 235,208.76 and 98,862.96

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Solution

The fourth proportional to 170,440.56, 235,208.76 and 98,862.96 is: 136,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,440.56 : 235,208.76 = 98,862.96 : x
  2. Step 2: Convert to fraction form
    170,440.56/235,208.76 = 98,862.96/x
  3. Step 3: Cross multiply
    170,440.56x = 235,208.76 × 98,862.96
  4. Step 4: Simplify right side
    170,440.56x = 23,253,434,231.53
  5. Step 5: Solve for x
    x = 23,253,434,231.53/170,440.56
  6. Step 6: Final answer
    x = 136,431.34

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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.