Home / 197,662.15-296,501.44-57,420.77

Finding the Fourth Proportional to 197,662.15, 296,501.44 and 57,420.77

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Solution

The fourth proportional to 197,662.15, 296,501.44 and 57,420.77 is: 86,133.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,662.15 : 296,501.44 = 57,420.77 : x
  2. Step 2: Convert to fraction form
    197,662.15/296,501.44 = 57,420.77/x
  3. Step 3: Cross multiply
    197,662.15x = 296,501.44 × 57,420.77
  4. Step 4: Simplify right side
    197,662.15x = 17,025,341,812.75
  5. Step 5: Solve for x
    x = 17,025,341,812.75/197,662.15
  6. Step 6: Final answer
    x = 86,133.55

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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.