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Finding the Fourth Proportional to 191,511.61, 264,332.57 and 110,926.13

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Solution

The fourth proportional to 191,511.61, 264,332.57 and 110,926.13 is: 153,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,511.61 : 264,332.57 = 110,926.13 : x
  2. Step 2: Convert to fraction form
    191,511.61/264,332.57 = 110,926.13/x
  3. Step 3: Cross multiply
    191,511.61x = 264,332.57 × 110,926.13
  4. Step 4: Simplify right side
    191,511.61x = 29,321,387,146.76
  5. Step 5: Solve for x
    x = 29,321,387,146.76/191,511.61
  6. Step 6: Final answer
    x = 153,105.01

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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.