Home / 170,246.15-255,368.54-51,917.15

Finding the Fourth Proportional to 170,246.15, 255,368.54 and 51,917.15

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Solution

The fourth proportional to 170,246.15, 255,368.54 and 51,917.15 is: 77,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,246.15 : 255,368.54 = 51,917.15 : x
  2. Step 2: Convert to fraction form
    170,246.15/255,368.54 = 51,917.15/x
  3. Step 3: Cross multiply
    170,246.15x = 255,368.54 × 51,917.15
  4. Step 4: Simplify right side
    170,246.15x = 13,258,005,260.03
  5. Step 5: Solve for x
    x = 13,258,005,260.03/170,246.15
  6. Step 6: Final answer
    x = 77,875.51

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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.