Home / 170,722.39-256,083.63-58,403.68

Finding the Fourth Proportional to 170,722.39, 256,083.63 and 58,403.68

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Solution

The fourth proportional to 170,722.39, 256,083.63 and 58,403.68 is: 87,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,722.39 : 256,083.63 = 58,403.68 : x
  2. Step 2: Convert to fraction form
    170,722.39/256,083.63 = 58,403.68/x
  3. Step 3: Cross multiply
    170,722.39x = 256,083.63 × 58,403.68
  4. Step 4: Simplify right side
    170,722.39x = 14,956,226,379.76
  5. Step 5: Solve for x
    x = 14,956,226,379.76/170,722.39
  6. Step 6: Final answer
    x = 87,605.54

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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.