Home / 86,524.50-119,295.63-72,204.96

Finding the Fourth Proportional to 86,524.50, 119,295.63 and 72,204.96

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Solution

The fourth proportional to 86,524.50, 119,295.63 and 72,204.96 is: 99,552.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,524.50 : 119,295.63 = 72,204.96 : x
  2. Step 2: Convert to fraction form
    86,524.50/119,295.63 = 72,204.96/x
  3. Step 3: Cross multiply
    86,524.50x = 119,295.63 × 72,204.96
  4. Step 4: Simplify right side
    86,524.50x = 8,613,736,192.32
  5. Step 5: Solve for x
    x = 8,613,736,192.32/86,524.50
  6. Step 6: Final answer
    x = 99,552.57

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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.