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Finding the Fourth Proportional to 191,883.58, 264,846.80 and 130,730.96

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Solution

The fourth proportional to 191,883.58, 264,846.80 and 130,730.96 is: 180,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,883.58 : 264,846.80 = 130,730.96 : x
  2. Step 2: Convert to fraction form
    191,883.58/264,846.80 = 130,730.96/x
  3. Step 3: Cross multiply
    191,883.58x = 264,846.80 × 130,730.96
  4. Step 4: Simplify right side
    191,883.58x = 34,623,675,763.27
  5. Step 5: Solve for x
    x = 34,623,675,763.27/191,883.58
  6. Step 6: Final answer
    x = 180,441.06

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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.