Home / 64,200.09-96,263.10-19,814.97

Finding the Fourth Proportional to 64,200.09, 96,263.10 and 19,814.97

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Solution

The fourth proportional to 64,200.09, 96,263.10 and 19,814.97 is: 29,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,200.09 : 96,263.10 = 19,814.97 : x
  2. Step 2: Convert to fraction form
    64,200.09/96,263.10 = 19,814.97/x
  3. Step 3: Cross multiply
    64,200.09x = 96,263.10 × 19,814.97
  4. Step 4: Simplify right side
    64,200.09x = 1,907,450,438.61
  5. Step 5: Solve for x
    x = 1,907,450,438.61/64,200.09
  6. Step 6: Final answer
    x = 29,711.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.