Home / 170,403.66-255,606.09-52,074.50

Finding the Fourth Proportional to 170,403.66, 255,606.09 and 52,074.50

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Solution

The fourth proportional to 170,403.66, 255,606.09 and 52,074.50 is: 78,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,403.66 : 255,606.09 = 52,074.50 : x
  2. Step 2: Convert to fraction form
    170,403.66/255,606.09 = 52,074.50/x
  3. Step 3: Cross multiply
    170,403.66x = 255,606.09 × 52,074.50
  4. Step 4: Simplify right side
    170,403.66x = 13,310,559,333.71
  5. Step 5: Solve for x
    x = 13,310,559,333.71/170,403.66
  6. Step 6: Final answer
    x = 78,111.93

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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.