Home / 86,210.41-118,952.53-50,393.49

Finding the Fourth Proportional to 86,210.41, 118,952.53 and 50,393.49

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Solution

The fourth proportional to 86,210.41, 118,952.53 and 50,393.49 is: 69,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,210.41 : 118,952.53 = 50,393.49 : x
  2. Step 2: Convert to fraction form
    86,210.41/118,952.53 = 50,393.49/x
  3. Step 3: Cross multiply
    86,210.41x = 118,952.53 × 50,393.49
  4. Step 4: Simplify right side
    86,210.41x = 5,994,433,005.05
  5. Step 5: Solve for x
    x = 5,994,433,005.05/86,210.41
  6. Step 6: Final answer
    x = 69,532.59

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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.