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Finding the Fourth Proportional to 127,444.99, 191,198.93 and 63,433.63

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Solution

The fourth proportional to 127,444.99, 191,198.93 and 63,433.63 is: 95,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,444.99 : 191,198.93 = 63,433.63 : x
  2. Step 2: Convert to fraction form
    127,444.99/191,198.93 = 63,433.63/x
  3. Step 3: Cross multiply
    127,444.99x = 191,198.93 × 63,433.63
  4. Step 4: Simplify right side
    127,444.99x = 12,128,442,182.02
  5. Step 5: Solve for x
    x = 12,128,442,182.02/127,444.99
  6. Step 6: Final answer
    x = 95,166.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.