Home / 197,017.20-295,525.80-118,220.40

Finding the Fourth Proportional to 197,017.20, 295,525.80 and 118,220.40

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Solution

The fourth proportional to 197,017.20, 295,525.80 and 118,220.40 is: 177,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,017.20 : 295,525.80 = 118,220.40 : x
  2. Step 2: Convert to fraction form
    197,017.20/295,525.80 = 118,220.40/x
  3. Step 3: Cross multiply
    197,017.20x = 295,525.80 × 118,220.40
  4. Step 4: Simplify right side
    197,017.20x = 34,937,178,286.32
  5. Step 5: Solve for x
    x = 34,937,178,286.32/197,017.20
  6. Step 6: Final answer
    x = 177,330.60

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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.