Home / 114,566.40-171,363.60-102,805.20

Finding the Fourth Proportional to 114,566.40, 171,363.60 and 102,805.20

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Solution

The fourth proportional to 114,566.40, 171,363.60 and 102,805.20 is: 153,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,566.40 : 171,363.60 = 102,805.20 : x
  2. Step 2: Convert to fraction form
    114,566.40/171,363.60 = 102,805.20/x
  3. Step 3: Cross multiply
    114,566.40x = 171,363.60 × 102,805.20
  4. Step 4: Simplify right side
    114,566.40x = 17,617,069,170.72
  5. Step 5: Solve for x
    x = 17,617,069,170.72/114,566.40
  6. Step 6: Final answer
    x = 153,771.69

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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.