Home / 191,444.08-264,202.20-115,999.60

Finding the Fourth Proportional to 191,444.08, 264,202.20 and 115,999.60

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Solution

The fourth proportional to 191,444.08, 264,202.20 and 115,999.60 is: 160,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,444.08 : 264,202.20 = 115,999.60 : x
  2. Step 2: Convert to fraction form
    191,444.08/264,202.20 = 115,999.60/x
  3. Step 3: Cross multiply
    191,444.08x = 264,202.20 × 115,999.60
  4. Step 4: Simplify right side
    191,444.08x = 30,647,349,519.12
  5. Step 5: Solve for x
    x = 30,647,349,519.12/191,444.08
  6. Step 6: Final answer
    x = 160,085.13

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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.