Home / 197,123.40-295,685.10-152,886.60

Finding the Fourth Proportional to 197,123.40, 295,685.10 and 152,886.60

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Solution

The fourth proportional to 197,123.40, 295,685.10 and 152,886.60 is: 229,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,123.40 : 295,685.10 = 152,886.60 : x
  2. Step 2: Convert to fraction form
    197,123.40/295,685.10 = 152,886.60/x
  3. Step 3: Cross multiply
    197,123.40x = 295,685.10 × 152,886.60
  4. Step 4: Simplify right side
    197,123.40x = 45,206,289,609.66
  5. Step 5: Solve for x
    x = 45,206,289,609.66/197,123.40
  6. Step 6: Final answer
    x = 229,329.90

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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.