Home / 191,562.12-264,356.04-111,005.16

Finding the Fourth Proportional to 191,562.12, 264,356.04 and 111,005.16

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Solution

The fourth proportional to 191,562.12, 264,356.04 and 111,005.16 is: 153,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,562.12 : 264,356.04 = 111,005.16 : x
  2. Step 2: Convert to fraction form
    191,562.12/264,356.04 = 111,005.16/x
  3. Step 3: Cross multiply
    191,562.12x = 264,356.04 × 111,005.16
  4. Step 4: Simplify right side
    191,562.12x = 29,344,884,517.17
  5. Step 5: Solve for x
    x = 29,344,884,517.17/191,562.12
  6. Step 6: Final answer
    x = 153,187.30

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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.