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Finding the Fourth Proportional to 191,412.99, 264,165.17 and 110,841.93

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Solution

The fourth proportional to 191,412.99, 264,165.17 and 110,841.93 is: 152,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,412.99 : 264,165.17 = 110,841.93 : x
  2. Step 2: Convert to fraction form
    191,412.99/264,165.17 = 110,841.93/x
  3. Step 3: Cross multiply
    191,412.99x = 264,165.17 × 110,841.93
  4. Step 4: Simplify right side
    191,412.99x = 29,280,576,727.37
  5. Step 5: Solve for x
    x = 29,280,576,727.37/191,412.99
  6. Step 6: Final answer
    x = 152,970.69

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1.5x scale

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.