Home / 191,445.36-264,123.74-191,150.12

Finding the Fourth Proportional to 191,445.36, 264,123.74 and 191,150.12

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Solution

The fourth proportional to 191,445.36, 264,123.74 and 191,150.12 is: 263,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,445.36 : 264,123.74 = 191,150.12 : x
  2. Step 2: Convert to fraction form
    191,445.36/264,123.74 = 191,150.12/x
  3. Step 3: Cross multiply
    191,445.36x = 264,123.74 × 191,150.12
  4. Step 4: Simplify right side
    191,445.36x = 50,487,284,595.85
  5. Step 5: Solve for x
    x = 50,487,284,595.85/191,445.36
  6. Step 6: Final answer
    x = 263,716.42

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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.