Home / 43,365.48-65,058.57-13,783.37

Finding the Fourth Proportional to 43,365.48, 65,058.57 and 13,783.37

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Solution

The fourth proportional to 43,365.48, 65,058.57 and 13,783.37 is: 20,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,365.48 : 65,058.57 = 13,783.37 : x
  2. Step 2: Convert to fraction form
    43,365.48/65,058.57 = 13,783.37/x
  3. Step 3: Cross multiply
    43,365.48x = 65,058.57 × 13,783.37
  4. Step 4: Simplify right side
    43,365.48x = 896,726,341.98
  5. Step 5: Solve for x
    x = 896,726,341.98/43,365.48
  6. Step 6: Final answer
    x = 20,678.34

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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.