Home / 266,880.80-368,286.34-152,196.36

Finding the Fourth Proportional to 266,880.80, 368,286.34 and 152,196.36

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Solution

The fourth proportional to 266,880.80, 368,286.34 and 152,196.36 is: 210,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,880.80 : 368,286.34 = 152,196.36 : x
  2. Step 2: Convert to fraction form
    266,880.80/368,286.34 = 152,196.36/x
  3. Step 3: Cross multiply
    266,880.80x = 368,286.34 × 152,196.36
  4. Step 4: Simplify right side
    266,880.80x = 56,051,838,544.29
  5. Step 5: Solve for x
    x = 56,051,838,544.29/266,880.80
  6. Step 6: Final answer
    x = 210,025.74

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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.