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Finding the Fourth Proportional to 127,805.08, 191,792.94 and 44,699.08

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Solution

The fourth proportional to 127,805.08, 191,792.94 and 44,699.08 is: 67,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,805.08 : 191,792.94 = 44,699.08 : x
  2. Step 2: Convert to fraction form
    127,805.08/191,792.94 = 44,699.08/x
  3. Step 3: Cross multiply
    127,805.08x = 191,792.94 × 44,699.08
  4. Step 4: Simplify right side
    127,805.08x = 8,572,967,968.50
  5. Step 5: Solve for x
    x = 8,572,967,968.50/127,805.08
  6. Step 6: Final answer
    x = 67,078.46

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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.