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Finding the Fourth Proportional to 191,670.72, 264,499.36 and 110,012.40

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Solution

The fourth proportional to 191,670.72, 264,499.36 and 110,012.40 is: 151,813.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,670.72 : 264,499.36 = 110,012.40 : x
  2. Step 2: Convert to fraction form
    191,670.72/264,499.36 = 110,012.40/x
  3. Step 3: Cross multiply
    191,670.72x = 264,499.36 × 110,012.40
  4. Step 4: Simplify right side
    191,670.72x = 29,098,209,392.06
  5. Step 5: Solve for x
    x = 29,098,209,392.06/191,670.72
  6. Step 6: Final answer
    x = 151,813.53

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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.