Home / 141,615.02-195,447.39-85,030.04

Finding the Fourth Proportional to 141,615.02, 195,447.39 and 85,030.04

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Solution

The fourth proportional to 141,615.02, 195,447.39 and 85,030.04 is: 117,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,615.02 : 195,447.39 = 85,030.04 : x
  2. Step 2: Convert to fraction form
    141,615.02/195,447.39 = 85,030.04/x
  3. Step 3: Cross multiply
    141,615.02x = 195,447.39 × 85,030.04
  4. Step 4: Simplify right side
    141,615.02x = 16,618,899,389.60
  5. Step 5: Solve for x
    x = 16,618,899,389.60/141,615.02
  6. Step 6: Final answer
    x = 117,352.66

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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.