Home / 86,186.34-118,940.00-52,201.17

Finding the Fourth Proportional to 86,186.34, 118,940.00 and 52,201.17

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Solution

The fourth proportional to 86,186.34, 118,940.00 and 52,201.17 is: 72,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,186.34 : 118,940.00 = 52,201.17 : x
  2. Step 2: Convert to fraction form
    86,186.34/118,940.00 = 52,201.17/x
  3. Step 3: Cross multiply
    86,186.34x = 118,940.00 × 52,201.17
  4. Step 4: Simplify right side
    86,186.34x = 6,208,806,898.79
  5. Step 5: Solve for x
    x = 6,208,806,898.79/86,186.34
  6. Step 6: Final answer
    x = 72,039.34

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1.5x scale

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.