Home / 243,554.40-335,887.25-152,918.73

Finding the Fourth Proportional to 243,554.40, 335,887.25 and 152,918.73

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Solution

The fourth proportional to 243,554.40, 335,887.25 and 152,918.73 is: 210,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,554.40 : 335,887.25 = 152,918.73 : x
  2. Step 2: Convert to fraction form
    243,554.40/335,887.25 = 152,918.73/x
  3. Step 3: Cross multiply
    243,554.40x = 335,887.25 × 152,918.73
  4. Step 4: Simplify right side
    243,554.40x = 51,363,450,928.60
  5. Step 5: Solve for x
    x = 51,363,450,928.60/243,554.40
  6. Step 6: Final answer
    x = 210,891.08

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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.