Home / 147,554.80-203,600.23-83,015.06

Finding the Fourth Proportional to 147,554.80, 203,600.23 and 83,015.06

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Solution

The fourth proportional to 147,554.80, 203,600.23 and 83,015.06 is: 114,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,554.80 : 203,600.23 = 83,015.06 : x
  2. Step 2: Convert to fraction form
    147,554.80/203,600.23 = 83,015.06/x
  3. Step 3: Cross multiply
    147,554.80x = 203,600.23 × 83,015.06
  4. Step 4: Simplify right side
    147,554.80x = 16,901,885,696.14
  5. Step 5: Solve for x
    x = 16,901,885,696.14/147,554.80
  6. Step 6: Final answer
    x = 114,546.50

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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.