Home / 148,306.82-204,700.01-84,681.50

Finding the Fourth Proportional to 148,306.82, 204,700.01 and 84,681.50

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Solution

The fourth proportional to 148,306.82, 204,700.01 and 84,681.50 is: 116,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,306.82 : 204,700.01 = 84,681.50 : x
  2. Step 2: Convert to fraction form
    148,306.82/204,700.01 = 84,681.50/x
  3. Step 3: Cross multiply
    148,306.82x = 204,700.01 × 84,681.50
  4. Step 4: Simplify right side
    148,306.82x = 17,334,302,449.91
  5. Step 5: Solve for x
    x = 17,334,302,449.91/148,306.82
  6. Step 6: Final answer
    x = 116,881.36

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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.