Home / 86,024.50-118,713.81-48,298.75

Finding the Fourth Proportional to 86,024.50, 118,713.81 and 48,298.75

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Solution

The fourth proportional to 86,024.50, 118,713.81 and 48,298.75 is: 66,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,024.50 : 118,713.81 = 48,298.75 : x
  2. Step 2: Convert to fraction form
    86,024.50/118,713.81 = 48,298.75/x
  3. Step 3: Cross multiply
    86,024.50x = 118,713.81 × 48,298.75
  4. Step 4: Simplify right side
    86,024.50x = 5,733,728,630.74
  5. Step 5: Solve for x
    x = 5,733,728,630.74/86,024.50
  6. Step 6: Final answer
    x = 66,652.28

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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.