Home / 77,570.50-116,327.04-27,637.36

Finding the Fourth Proportional to 77,570.50, 116,327.04 and 27,637.36

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Solution

The fourth proportional to 77,570.50, 116,327.04 and 27,637.36 is: 41,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,570.50 : 116,327.04 = 27,637.36 : x
  2. Step 2: Convert to fraction form
    77,570.50/116,327.04 = 27,637.36/x
  3. Step 3: Cross multiply
    77,570.50x = 116,327.04 × 27,637.36
  4. Step 4: Simplify right side
    77,570.50x = 3,214,972,282.21
  5. Step 5: Solve for x
    x = 3,214,972,282.21/77,570.50
  6. Step 6: Final answer
    x = 41,445.81

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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.