Home / 235,354.10-324,786.74-127,923.80

Finding the Fourth Proportional to 235,354.10, 324,786.74 and 127,923.80

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Solution

The fourth proportional to 235,354.10, 324,786.74 and 127,923.80 is: 176,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,354.10 : 324,786.74 = 127,923.80 : x
  2. Step 2: Convert to fraction form
    235,354.10/324,786.74 = 127,923.80/x
  3. Step 3: Cross multiply
    235,354.10x = 324,786.74 × 127,923.80
  4. Step 4: Simplify right side
    235,354.10x = 41,547,951,706.86
  5. Step 5: Solve for x
    x = 41,547,951,706.86/235,354.10
  6. Step 6: Final answer
    x = 176,533.80

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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.