Home / 191,928.61-264,724.36-166,389.31

Finding the Fourth Proportional to 191,928.61, 264,724.36 and 166,389.31

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Solution

The fourth proportional to 191,928.61, 264,724.36 and 166,389.31 is: 229,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,928.61 : 264,724.36 = 166,389.31 : x
  2. Step 2: Convert to fraction form
    191,928.61/264,724.36 = 166,389.31/x
  3. Step 3: Cross multiply
    191,928.61x = 264,724.36 × 166,389.31
  4. Step 4: Simplify right side
    191,928.61x = 44,047,303,600.59
  5. Step 5: Solve for x
    x = 44,047,303,600.59/191,928.61
  6. Step 6: Final answer
    x = 229,498.37

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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.