Home / 132,193.32-198,289.98-38,699.07

Finding the Fourth Proportional to 132,193.32, 198,289.98 and 38,699.07

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Solution

The fourth proportional to 132,193.32, 198,289.98 and 38,699.07 is: 58,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,193.32 : 198,289.98 = 38,699.07 : x
  2. Step 2: Convert to fraction form
    132,193.32/198,289.98 = 38,699.07/x
  3. Step 3: Cross multiply
    132,193.32x = 198,289.98 × 38,699.07
  4. Step 4: Simplify right side
    132,193.32x = 7,673,637,622.82
  5. Step 5: Solve for x
    x = 7,673,637,622.82/132,193.32
  6. Step 6: Final answer
    x = 58,048.60

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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.