Home / 170,005.20-254,999.70-57,674.40

Finding the Fourth Proportional to 170,005.20, 254,999.70 and 57,674.40

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Solution

The fourth proportional to 170,005.20, 254,999.70 and 57,674.40 is: 86,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,005.20 : 254,999.70 = 57,674.40 : x
  2. Step 2: Convert to fraction form
    170,005.20/254,999.70 = 57,674.40/x
  3. Step 3: Cross multiply
    170,005.20x = 254,999.70 × 57,674.40
  4. Step 4: Simplify right side
    170,005.20x = 14,706,954,697.68
  5. Step 5: Solve for x
    x = 14,706,954,697.68/170,005.20
  6. Step 6: Final answer
    x = 86,508.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.