Home / 191,789.10-264,663.45-106,904.34

Finding the Fourth Proportional to 191,789.10, 264,663.45 and 106,904.34

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Solution

The fourth proportional to 191,789.10, 264,663.45 and 106,904.34 is: 147,524.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,789.10 : 264,663.45 = 106,904.34 : x
  2. Step 2: Convert to fraction form
    191,789.10/264,663.45 = 106,904.34/x
  3. Step 3: Cross multiply
    191,789.10x = 264,663.45 × 106,904.34
  4. Step 4: Simplify right side
    191,789.10x = 28,293,671,444.37
  5. Step 5: Solve for x
    x = 28,293,671,444.37/191,789.10
  6. Step 6: Final answer
    x = 147,524.92

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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.