Home / 191,999.02-264,958.82-107,116.11

Finding the Fourth Proportional to 191,999.02, 264,958.82 and 107,116.11

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Solution

The fourth proportional to 191,999.02, 264,958.82 and 107,116.11 is: 147,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,999.02 : 264,958.82 = 107,116.11 : x
  2. Step 2: Convert to fraction form
    191,999.02/264,958.82 = 107,116.11/x
  3. Step 3: Cross multiply
    191,999.02x = 264,958.82 × 107,116.11
  4. Step 4: Simplify right side
    191,999.02x = 28,381,358,108.59
  5. Step 5: Solve for x
    x = 28,381,358,108.59/191,999.02
  6. Step 6: Final answer
    x = 147,820.33

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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.