Home / 191,727.18-264,603.18-115,271.16

Finding the Fourth Proportional to 191,727.18, 264,603.18 and 115,271.16

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Solution

The fourth proportional to 191,727.18, 264,603.18 and 115,271.16 is: 159,086.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,727.18 : 264,603.18 = 115,271.16 : x
  2. Step 2: Convert to fraction form
    191,727.18/264,603.18 = 115,271.16/x
  3. Step 3: Cross multiply
    191,727.18x = 264,603.18 × 115,271.16
  4. Step 4: Simplify right side
    191,727.18x = 30,501,115,498.29
  5. Step 5: Solve for x
    x = 30,501,115,498.29/191,727.18
  6. Step 6: Final answer
    x = 159,086.03

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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.