Home / 194,019.40-291,029.10-166,025.80

Finding the Fourth Proportional to 194,019.40, 291,029.10 and 166,025.80

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Solution

The fourth proportional to 194,019.40, 291,029.10 and 166,025.80 is: 249,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019.40 : 291,029.10 = 166,025.80 : x
  2. Step 2: Convert to fraction form
    194,019.40/291,029.10 = 166,025.80/x
  3. Step 3: Cross multiply
    194,019.40x = 291,029.10 × 166,025.80
  4. Step 4: Simplify right side
    194,019.40x = 48,318,339,150.78
  5. Step 5: Solve for x
    x = 48,318,339,150.78/194,019.40
  6. Step 6: Final answer
    x = 249,038.70

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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.