Home / 191,928.20-264,860.04-105,884.84

Finding the Fourth Proportional to 191,928.20, 264,860.04 and 105,884.84

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Solution

The fourth proportional to 191,928.20, 264,860.04 and 105,884.84 is: 146,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,928.20 : 264,860.04 = 105,884.84 : x
  2. Step 2: Convert to fraction form
    191,928.20/264,860.04 = 105,884.84/x
  3. Step 3: Cross multiply
    191,928.20x = 264,860.04 × 105,884.84
  4. Step 4: Simplify right side
    191,928.20x = 28,044,662,957.79
  5. Step 5: Solve for x
    x = 28,044,662,957.79/191,928.20
  6. Step 6: Final answer
    x = 146,120.60

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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.