Home / 94,266.72-129,936.96-71,531.64

Finding the Fourth Proportional to 94,266.72, 129,936.96 and 71,531.64

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Solution

The fourth proportional to 94,266.72, 129,936.96 and 71,531.64 is: 98,598.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,266.72 : 129,936.96 = 71,531.64 : x
  2. Step 2: Convert to fraction form
    94,266.72/129,936.96 = 71,531.64/x
  3. Step 3: Cross multiply
    94,266.72x = 129,936.96 × 71,531.64
  4. Step 4: Simplify right side
    94,266.72x = 9,294,603,845.41
  5. Step 5: Solve for x
    x = 9,294,603,845.41/94,266.72
  6. Step 6: Final answer
    x = 98,598.99

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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.