Home / 50,637.11-75,914.55-21,077.08

Finding the Fourth Proportional to 50,637.11, 75,914.55 and 21,077.08

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Solution

The fourth proportional to 50,637.11, 75,914.55 and 21,077.08 is: 31,598.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,637.11 : 75,914.55 = 21,077.08 : x
  2. Step 2: Convert to fraction form
    50,637.11/75,914.55 = 21,077.08/x
  3. Step 3: Cross multiply
    50,637.11x = 75,914.55 × 21,077.08
  4. Step 4: Simplify right side
    50,637.11x = 1,600,056,663.94
  5. Step 5: Solve for x
    x = 1,600,056,663.94/50,637.11
  6. Step 6: Final answer
    x = 31,598.50

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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.