Home / 448,213.50-672,435.45-152,725.50

Finding the Fourth Proportional to 448,213.50, 672,435.45 and 152,725.50

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Solution

The fourth proportional to 448,213.50, 672,435.45 and 152,725.50 is: 229,127.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,213.50 : 672,435.45 = 152,725.50 : x
  2. Step 2: Convert to fraction form
    448,213.50/672,435.45 = 152,725.50/x
  3. Step 3: Cross multiply
    448,213.50x = 672,435.45 × 152,725.50
  4. Step 4: Simplify right side
    448,213.50x = 102,698,040,318.98
  5. Step 5: Solve for x
    x = 102,698,040,318.98/448,213.50
  6. Step 6: Final answer
    x = 229,127.50

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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.