Home / 191,443.36-264,120.98-191,148.12

Finding the Fourth Proportional to 191,443.36, 264,120.98 and 191,148.12

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Solution

The fourth proportional to 191,443.36, 264,120.98 and 191,148.12 is: 263,713.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,443.36 : 264,120.98 = 191,148.12 : x
  2. Step 2: Convert to fraction form
    191,443.36/264,120.98 = 191,148.12/x
  3. Step 3: Cross multiply
    191,443.36x = 264,120.98 × 191,148.12
  4. Step 4: Simplify right side
    191,443.36x = 50,486,228,779.56
  5. Step 5: Solve for x
    x = 50,486,228,779.56/191,443.36
  6. Step 6: Final answer
    x = 263,713.66

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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.