Home / 132,529.90-198,858.71-65,975.89

Finding the Fourth Proportional to 132,529.90, 198,858.71 and 65,975.89

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Solution

The fourth proportional to 132,529.90, 198,858.71 and 65,975.89 is: 98,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,529.90 : 198,858.71 = 65,975.89 : x
  2. Step 2: Convert to fraction form
    132,529.90/198,858.71 = 65,975.89/x
  3. Step 3: Cross multiply
    132,529.90x = 198,858.71 × 65,975.89
  4. Step 4: Simplify right side
    132,529.90x = 13,119,880,376.50
  5. Step 5: Solve for x
    x = 13,119,880,376.50/132,529.90
  6. Step 6: Final answer
    x = 98,995.63

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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.