Home / 191,935.01-287,939.41-73,597.12

Finding the Fourth Proportional to 191,935.01, 287,939.41 and 73,597.12

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Solution

The fourth proportional to 191,935.01, 287,939.41 and 73,597.12 is: 110,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,935.01 : 287,939.41 = 73,597.12 : x
  2. Step 2: Convert to fraction form
    191,935.01/287,939.41 = 73,597.12/x
  3. Step 3: Cross multiply
    191,935.01x = 287,939.41 × 73,597.12
  4. Step 4: Simplify right side
    191,935.01x = 21,191,510,406.66
  5. Step 5: Solve for x
    x = 21,191,510,406.66/191,935.01
  6. Step 6: Final answer
    x = 110,409.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.