Home / 191,345.10-264,092.79-126,700.38

Finding the Fourth Proportional to 191,345.10, 264,092.79 and 126,700.38

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Solution

The fourth proportional to 191,345.10, 264,092.79 and 126,700.38 is: 174,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,345.10 : 264,092.79 = 126,700.38 : x
  2. Step 2: Convert to fraction form
    191,345.10/264,092.79 = 126,700.38/x
  3. Step 3: Cross multiply
    191,345.10x = 264,092.79 × 126,700.38
  4. Step 4: Simplify right side
    191,345.10x = 33,460,656,848.26
  5. Step 5: Solve for x
    x = 33,460,656,848.26/191,345.10
  6. Step 6: Final answer
    x = 174,870.73

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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.