Home / 214,002.78-295,323.57-118,509.36

Finding the Fourth Proportional to 214,002.78, 295,323.57 and 118,509.36

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Solution

The fourth proportional to 214,002.78, 295,323.57 and 118,509.36 is: 163,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,002.78 : 295,323.57 = 118,509.36 : x
  2. Step 2: Convert to fraction form
    214,002.78/295,323.57 = 118,509.36/x
  3. Step 3: Cross multiply
    214,002.78x = 295,323.57 × 118,509.36
  4. Step 4: Simplify right side
    214,002.78x = 34,998,607,273.62
  5. Step 5: Solve for x
    x = 34,998,607,273.62/214,002.78
  6. Step 6: Final answer
    x = 163,542.77

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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.