Home / 191,869.20-264,810.60-116,470.80

Finding the Fourth Proportional to 191,869.20, 264,810.60 and 116,470.80

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Solution

The fourth proportional to 191,869.20, 264,810.60 and 116,470.80 is: 160,748.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,869.20 : 264,810.60 = 116,470.80 : x
  2. Step 2: Convert to fraction form
    191,869.20/264,810.60 = 116,470.80/x
  3. Step 3: Cross multiply
    191,869.20x = 264,810.60 × 116,470.80
  4. Step 4: Simplify right side
    191,869.20x = 30,842,702,430.48
  5. Step 5: Solve for x
    x = 30,842,702,430.48/191,869.20
  6. Step 6: Final answer
    x = 160,748.59

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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.