Home / 191,488.02-264,248.31-106,605.09

Finding the Fourth Proportional to 191,488.02, 264,248.31 and 106,605.09

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Solution

The fourth proportional to 191,488.02, 264,248.31 and 106,605.09 is: 147,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,488.02 : 264,248.31 = 106,605.09 : x
  2. Step 2: Convert to fraction form
    191,488.02/264,248.31 = 106,605.09/x
  3. Step 3: Cross multiply
    191,488.02x = 264,248.31 × 106,605.09
  4. Step 4: Simplify right side
    191,488.02x = 28,170,214,336.87
  5. Step 5: Solve for x
    x = 28,170,214,336.87/191,488.02
  6. Step 6: Final answer
    x = 147,112.15

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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.