Home / 155,759.40-233,696.70-149,999.40

Finding the Fourth Proportional to 155,759.40, 233,696.70 and 149,999.40

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Solution

The fourth proportional to 155,759.40, 233,696.70 and 149,999.40 is: 225,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,759.40 : 233,696.70 = 149,999.40 : x
  2. Step 2: Convert to fraction form
    155,759.40/233,696.70 = 149,999.40/x
  3. Step 3: Cross multiply
    155,759.40x = 233,696.70 × 149,999.40
  4. Step 4: Simplify right side
    155,759.40x = 35,054,364,781.98
  5. Step 5: Solve for x
    x = 35,054,364,781.98/155,759.40
  6. Step 6: Final answer
    x = 225,054.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.