Home / 191,932.20-264,865.56-105,888.84

Finding the Fourth Proportional to 191,932.20, 264,865.56 and 105,888.84

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Solution

The fourth proportional to 191,932.20, 264,865.56 and 105,888.84 is: 146,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,932.20 : 264,865.56 = 105,888.84 : x
  2. Step 2: Convert to fraction form
    191,932.20/264,865.56 = 105,888.84/x
  3. Step 3: Cross multiply
    191,932.20x = 264,865.56 × 105,888.84
  4. Step 4: Simplify right side
    191,932.20x = 28,046,306,904.35
  5. Step 5: Solve for x
    x = 28,046,306,904.35/191,932.20
  6. Step 6: Final answer
    x = 146,126.12

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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.