Home / 236,056.98-325,758.69-128,627.04

Finding the Fourth Proportional to 236,056.98, 325,758.69 and 128,627.04

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Solution

The fourth proportional to 236,056.98, 325,758.69 and 128,627.04 is: 177,505.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,056.98 : 325,758.69 = 128,627.04 : x
  2. Step 2: Convert to fraction form
    236,056.98/325,758.69 = 128,627.04/x
  3. Step 3: Cross multiply
    236,056.98x = 325,758.69 × 128,627.04
  4. Step 4: Simplify right side
    236,056.98x = 41,901,376,048.98
  5. Step 5: Solve for x
    x = 41,901,376,048.98/236,056.98
  6. Step 6: Final answer
    x = 177,505.35

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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.