Home / 148,116.49-204,395.70-84,474.79

Finding the Fourth Proportional to 148,116.49, 204,395.70 and 84,474.79

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Solution

The fourth proportional to 148,116.49, 204,395.70 and 84,474.79 is: 116,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,116.49 : 204,395.70 = 84,474.79 : x
  2. Step 2: Convert to fraction form
    148,116.49/204,395.70 = 84,474.79/x
  3. Step 3: Cross multiply
    148,116.49x = 204,395.70 × 84,474.79
  4. Step 4: Simplify right side
    148,116.49x = 17,266,283,706.66
  5. Step 5: Solve for x
    x = 17,266,283,706.66/148,116.49
  6. Step 6: Final answer
    x = 116,572.33

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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.