Home / 191,022.52-263,599.50-106,136.68

Finding the Fourth Proportional to 191,022.52, 263,599.50 and 106,136.68

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Solution

The fourth proportional to 191,022.52, 263,599.50 and 106,136.68 is: 146,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,022.52 : 263,599.50 = 106,136.68 : x
  2. Step 2: Convert to fraction form
    191,022.52/263,599.50 = 106,136.68/x
  3. Step 3: Cross multiply
    191,022.52x = 263,599.50 × 106,136.68
  4. Step 4: Simplify right side
    191,022.52x = 27,977,575,779.66
  5. Step 5: Solve for x
    x = 27,977,575,779.66/191,022.52
  6. Step 6: Final answer
    x = 146,462.19

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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.