Home / 86,203.04-118,932.50-52,200.66

Finding the Fourth Proportional to 86,203.04, 118,932.50 and 52,200.66

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Solution

The fourth proportional to 86,203.04, 118,932.50 and 52,200.66 is: 72,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,203.04 : 118,932.50 = 52,200.66 : x
  2. Step 2: Convert to fraction form
    86,203.04/118,932.50 = 52,200.66/x
  3. Step 3: Cross multiply
    86,203.04x = 118,932.50 × 52,200.66
  4. Step 4: Simplify right side
    86,203.04x = 6,208,354,995.45
  5. Step 5: Solve for x
    x = 6,208,354,995.45/86,203.04
  6. Step 6: Final answer
    x = 72,020.14

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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.