Home / 170,821.20-235,728.36-95,368.08

Finding the Fourth Proportional to 170,821.20, 235,728.36 and 95,368.08

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Solution

The fourth proportional to 170,821.20, 235,728.36 and 95,368.08 is: 131,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821.20 : 235,728.36 = 95,368.08 : x
  2. Step 2: Convert to fraction form
    170,821.20/235,728.36 = 95,368.08/x
  3. Step 3: Cross multiply
    170,821.20x = 235,728.36 × 95,368.08
  4. Step 4: Simplify right side
    170,821.20x = 22,480,961,094.75
  5. Step 5: Solve for x
    x = 22,480,961,094.75/170,821.20
  6. Step 6: Final answer
    x = 131,605.22

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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.