Home / 191,935.19-264,784.86-111,316.02

Finding the Fourth Proportional to 191,935.19, 264,784.86 and 111,316.02

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Solution

The fourth proportional to 191,935.19, 264,784.86 and 111,316.02 is: 153,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,935.19 : 264,784.86 = 111,316.02 : x
  2. Step 2: Convert to fraction form
    191,935.19/264,784.86 = 111,316.02/x
  3. Step 3: Cross multiply
    191,935.19x = 264,784.86 × 111,316.02
  4. Step 4: Simplify right side
    191,935.19x = 29,474,796,771.46
  5. Step 5: Solve for x
    x = 29,474,796,771.46/191,935.19
  6. Step 6: Final answer
    x = 153,566.41

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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.