Home / 86,236.04-119,005.44-47,995.40

Finding the Fourth Proportional to 86,236.04, 119,005.44 and 47,995.40

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Solution

The fourth proportional to 86,236.04, 119,005.44 and 47,995.40 is: 66,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,236.04 : 119,005.44 = 47,995.40 : x
  2. Step 2: Convert to fraction form
    86,236.04/119,005.44 = 47,995.40/x
  3. Step 3: Cross multiply
    86,236.04x = 119,005.44 × 47,995.40
  4. Step 4: Simplify right side
    86,236.04x = 5,711,713,099.95
  5. Step 5: Solve for x
    x = 5,711,713,099.95/86,236.04
  6. Step 6: Final answer
    x = 66,233.48

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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.