Home / 94,070.40-129,817.60-51,629.44

Finding the Fourth Proportional to 94,070.40, 129,817.60 and 51,629.44

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Solution

The fourth proportional to 94,070.40, 129,817.60 and 51,629.44 is: 71,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,070.40 : 129,817.60 = 51,629.44 : x
  2. Step 2: Convert to fraction form
    94,070.40/129,817.60 = 51,629.44/x
  3. Step 3: Cross multiply
    94,070.40x = 129,817.60 × 51,629.44
  4. Step 4: Simplify right side
    94,070.40x = 6,702,409,990.14
  5. Step 5: Solve for x
    x = 6,702,409,990.14/94,070.40
  6. Step 6: Final answer
    x = 71,248.87

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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.