Home / 148,307.67-204,679.26-84,655.04

Finding the Fourth Proportional to 148,307.67, 204,679.26 and 84,655.04

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Solution

The fourth proportional to 148,307.67, 204,679.26 and 84,655.04 is: 116,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,307.67 : 204,679.26 = 84,655.04 : x
  2. Step 2: Convert to fraction form
    148,307.67/204,679.26 = 84,655.04/x
  3. Step 3: Cross multiply
    148,307.67x = 204,679.26 × 84,655.04
  4. Step 4: Simplify right side
    148,307.67x = 17,327,129,919.07
  5. Step 5: Solve for x
    x = 17,327,129,919.07/148,307.67
  6. Step 6: Final answer
    x = 116,832.33

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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.