Home / 148,072.04-204,339.45-83,554.96

Finding the Fourth Proportional to 148,072.04, 204,339.45 and 83,554.96

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Solution

The fourth proportional to 148,072.04, 204,339.45 and 83,554.96 is: 115,305.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,072.04 : 204,339.45 = 83,554.96 : x
  2. Step 2: Convert to fraction form
    148,072.04/204,339.45 = 83,554.96/x
  3. Step 3: Cross multiply
    148,072.04x = 204,339.45 × 83,554.96
  4. Step 4: Simplify right side
    148,072.04x = 17,073,574,571.17
  5. Step 5: Solve for x
    x = 17,073,574,571.17/148,072.04
  6. Step 6: Final answer
    x = 115,305.86

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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.