Home / 43,777.36-60,437.64-28,916.56

Finding the Fourth Proportional to 43,777.36, 60,437.64 and 28,916.56

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Solution

The fourth proportional to 43,777.36, 60,437.64 and 28,916.56 is: 39,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,777.36 : 60,437.64 = 28,916.56 : x
  2. Step 2: Convert to fraction form
    43,777.36/60,437.64 = 28,916.56/x
  3. Step 3: Cross multiply
    43,777.36x = 60,437.64 × 28,916.56
  4. Step 4: Simplify right side
    43,777.36x = 1,747,648,643.32
  5. Step 5: Solve for x
    x = 1,747,648,643.32/43,777.36
  6. Step 6: Final answer
    x = 39,921.29

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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.