Home / 153,811.46-230,715.76-48,630.44

Finding the Fourth Proportional to 153,811.46, 230,715.76 and 48,630.44

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Solution

The fourth proportional to 153,811.46, 230,715.76 and 48,630.44 is: 72,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,811.46 : 230,715.76 = 48,630.44 : x
  2. Step 2: Convert to fraction form
    153,811.46/230,715.76 = 48,630.44/x
  3. Step 3: Cross multiply
    153,811.46x = 230,715.76 × 48,630.44
  4. Step 4: Simplify right side
    153,811.46x = 11,219,808,923.73
  5. Step 5: Solve for x
    x = 11,219,808,923.73/153,811.46
  6. Step 6: Final answer
    x = 72,945.21

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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.