Home / 96,537.40-144,611.70-66,988.60

Finding the Fourth Proportional to 96,537.40, 144,611.70 and 66,988.60

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Solution

The fourth proportional to 96,537.40, 144,611.70 and 66,988.60 is: 100,348.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,537.40 : 144,611.70 = 66,988.60 : x
  2. Step 2: Convert to fraction form
    96,537.40/144,611.70 = 66,988.60/x
  3. Step 3: Cross multiply
    96,537.40x = 144,611.70 × 66,988.60
  4. Step 4: Simplify right side
    96,537.40x = 9,687,335,326.62
  5. Step 5: Solve for x
    x = 9,687,335,326.62/96,537.40
  6. Step 6: Final answer
    x = 100,348.00

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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.