Home / 213,814.52-295,056.78-118,325.24

Finding the Fourth Proportional to 213,814.52, 295,056.78 and 118,325.24

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Solution

The fourth proportional to 213,814.52, 295,056.78 and 118,325.24 is: 163,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,814.52 : 295,056.78 = 118,325.24 : x
  2. Step 2: Convert to fraction form
    213,814.52/295,056.78 = 118,325.24/x
  3. Step 3: Cross multiply
    213,814.52x = 295,056.78 × 118,325.24
  4. Step 4: Simplify right side
    213,814.52x = 34,912,664,307.13
  5. Step 5: Solve for x
    x = 34,912,664,307.13/213,814.52
  6. Step 6: Final answer
    x = 163,284.81

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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.