Home / 191,740.51-264,548.75-123,760.35

Finding the Fourth Proportional to 191,740.51, 264,548.75 and 123,760.35

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Solution

The fourth proportional to 191,740.51, 264,548.75 and 123,760.35 is: 170,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,740.51 : 264,548.75 = 123,760.35 : x
  2. Step 2: Convert to fraction form
    191,740.51/264,548.75 = 123,760.35/x
  3. Step 3: Cross multiply
    191,740.51x = 264,548.75 × 123,760.35
  4. Step 4: Simplify right side
    191,740.51x = 32,740,646,201.46
  5. Step 5: Solve for x
    x = 32,740,646,201.46/191,740.51
  6. Step 6: Final answer
    x = 170,754.98

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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.