Home / 110,211.75-152,105.04-61,827.03

Finding the Fourth Proportional to 110,211.75, 152,105.04 and 61,827.03

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Solution

The fourth proportional to 110,211.75, 152,105.04 and 61,827.03 is: 85,328.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,211.75 : 152,105.04 = 61,827.03 : x
  2. Step 2: Convert to fraction form
    110,211.75/152,105.04 = 61,827.03/x
  3. Step 3: Cross multiply
    110,211.75x = 152,105.04 × 61,827.03
  4. Step 4: Simplify right side
    110,211.75x = 9,404,202,871.23
  5. Step 5: Solve for x
    x = 9,404,202,871.23/110,211.75
  6. Step 6: Final answer
    x = 85,328.50

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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.