Home / 148,521.74-204,970.83-84,858.17

Finding the Fourth Proportional to 148,521.74, 204,970.83 and 84,858.17

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Solution

The fourth proportional to 148,521.74, 204,970.83 and 84,858.17 is: 117,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,521.74 : 204,970.83 = 84,858.17 : x
  2. Step 2: Convert to fraction form
    148,521.74/204,970.83 = 84,858.17/x
  3. Step 3: Cross multiply
    148,521.74x = 204,970.83 × 84,858.17
  4. Step 4: Simplify right side
    148,521.74x = 17,393,448,512.33
  5. Step 5: Solve for x
    x = 17,393,448,512.33/148,521.74
  6. Step 6: Final answer
    x = 117,110.46

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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.