Home / 191,825.24-264,713.13-105,784.22

Finding the Fourth Proportional to 191,825.24, 264,713.13 and 105,784.22

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Solution

The fourth proportional to 191,825.24, 264,713.13 and 105,784.22 is: 145,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,825.24 : 264,713.13 = 105,784.22 : x
  2. Step 2: Convert to fraction form
    191,825.24/264,713.13 = 105,784.22/x
  3. Step 3: Cross multiply
    191,825.24x = 264,713.13 × 105,784.22
  4. Step 4: Simplify right side
    191,825.24x = 28,002,471,980.81
  5. Step 5: Solve for x
    x = 28,002,471,980.81/191,825.24
  6. Step 6: Final answer
    x = 145,979.08

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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.