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Finding the Fourth Proportional to 191,666.93, 264,320.95 and 151,476.70

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Solution

The fourth proportional to 191,666.93, 264,320.95 and 151,476.70 is: 208,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,666.93 : 264,320.95 = 151,476.70 : x
  2. Step 2: Convert to fraction form
    191,666.93/264,320.95 = 151,476.70/x
  3. Step 3: Cross multiply
    191,666.93x = 264,320.95 × 151,476.70
  4. Step 4: Simplify right side
    191,666.93x = 40,038,466,286.36
  5. Step 5: Solve for x
    x = 40,038,466,286.36/191,666.93
  6. Step 6: Final answer
    x = 208,896.06

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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.