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Finding the Fourth Proportional to 170,596.41, 235,346.89 and 98,934.90

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Solution

The fourth proportional to 170,596.41, 235,346.89 and 98,934.90 is: 136,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,596.41 : 235,346.89 = 98,934.90 : x
  2. Step 2: Convert to fraction form
    170,596.41/235,346.89 = 98,934.90/x
  3. Step 3: Cross multiply
    170,596.41x = 235,346.89 × 98,934.90
  4. Step 4: Simplify right side
    170,596.41x = 23,284,021,027.46
  5. Step 5: Solve for x
    x = 23,284,021,027.46/170,596.41
  6. Step 6: Final answer
    x = 136,486.00

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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.