Home / 86,056.88-118,769.63-48,331.13

Finding the Fourth Proportional to 86,056.88, 118,769.63 and 48,331.13

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Solution

The fourth proportional to 86,056.88, 118,769.63 and 48,331.13 is: 66,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056.88 : 118,769.63 = 48,331.13 : x
  2. Step 2: Convert to fraction form
    86,056.88/118,769.63 = 48,331.13/x
  3. Step 3: Cross multiply
    86,056.88x = 118,769.63 × 48,331.13
  4. Step 4: Simplify right side
    86,056.88x = 5,740,269,592.08
  5. Step 5: Solve for x
    x = 5,740,269,592.08/86,056.88
  6. Step 6: Final answer
    x = 66,703.21

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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.