Home / 291,550.05-437,325.07-166,803.57

Finding the Fourth Proportional to 291,550.05, 437,325.07 and 166,803.57

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Solution

The fourth proportional to 291,550.05, 437,325.07 and 166,803.57 is: 250,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,550.05 : 437,325.07 = 166,803.57 : x
  2. Step 2: Convert to fraction form
    291,550.05/437,325.07 = 166,803.57/x
  3. Step 3: Cross multiply
    291,550.05x = 437,325.07 × 166,803.57
  4. Step 4: Simplify right side
    291,550.05x = 72,947,382,926.50
  5. Step 5: Solve for x
    x = 72,947,382,926.50/291,550.05
  6. Step 6: Final answer
    x = 250,205.35

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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.