Home / 213,890.04-295,168.26-118,396.74

Finding the Fourth Proportional to 213,890.04, 295,168.26 and 118,396.74

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Solution

The fourth proportional to 213,890.04, 295,168.26 and 118,396.74 is: 163,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,890.04 : 295,168.26 = 118,396.74 : x
  2. Step 2: Convert to fraction form
    213,890.04/295,168.26 = 118,396.74/x
  3. Step 3: Cross multiply
    213,890.04x = 295,168.26 × 118,396.74
  4. Step 4: Simplify right side
    213,890.04x = 34,946,959,293.03
  5. Step 5: Solve for x
    x = 34,946,959,293.03/213,890.04
  6. Step 6: Final answer
    x = 163,387.50

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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.