Home / 86,066.49-118,769.38-47,825.05

Finding the Fourth Proportional to 86,066.49, 118,769.38 and 47,825.05

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Solution

The fourth proportional to 86,066.49, 118,769.38 and 47,825.05 is: 65,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,066.49 : 118,769.38 = 47,825.05 : x
  2. Step 2: Convert to fraction form
    86,066.49/118,769.38 = 47,825.05/x
  3. Step 3: Cross multiply
    86,066.49x = 118,769.38 × 47,825.05
  4. Step 4: Simplify right side
    86,066.49x = 5,680,151,477.68
  5. Step 5: Solve for x
    x = 5,680,151,477.68/86,066.49
  6. Step 6: Final answer
    x = 65,997.25

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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.