Home / 170,353.38-235,087.70-98,774.93

Finding the Fourth Proportional to 170,353.38, 235,087.70 and 98,774.93

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Solution

The fourth proportional to 170,353.38, 235,087.70 and 98,774.93 is: 136,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,353.38 : 235,087.70 = 98,774.93 : x
  2. Step 2: Convert to fraction form
    170,353.38/235,087.70 = 98,774.93/x
  3. Step 3: Cross multiply
    170,353.38x = 235,087.70 × 98,774.93
  4. Step 4: Simplify right side
    170,353.38x = 23,220,771,205.21
  5. Step 5: Solve for x
    x = 23,220,771,205.21/170,353.38
  6. Step 6: Final answer
    x = 136,309.42

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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.