Home / 170,403.49-235,157.79-98,826.04

Finding the Fourth Proportional to 170,403.49, 235,157.79 and 98,826.04

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Solution

The fourth proportional to 170,403.49, 235,157.79 and 98,826.04 is: 136,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,403.49 : 235,157.79 = 98,826.04 : x
  2. Step 2: Convert to fraction form
    170,403.49/235,157.79 = 98,826.04/x
  3. Step 3: Cross multiply
    170,403.49x = 235,157.79 × 98,826.04
  4. Step 4: Simplify right side
    170,403.49x = 23,239,713,160.85
  5. Step 5: Solve for x
    x = 23,239,713,160.85/170,403.49
  6. Step 6: Final answer
    x = 136,380.50

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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.