Home / 36,085.10-54,058.80-19,439.60

Finding the Fourth Proportional to 36,085.10, 54,058.80 and 19,439.60

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Solution

The fourth proportional to 36,085.10, 54,058.80 and 19,439.60 is: 29,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.10 : 54,058.80 = 19,439.60 : x
  2. Step 2: Convert to fraction form
    36,085.10/54,058.80 = 19,439.60/x
  3. Step 3: Cross multiply
    36,085.10x = 54,058.80 × 19,439.60
  4. Step 4: Simplify right side
    36,085.10x = 1,050,881,448.48
  5. Step 5: Solve for x
    x = 1,050,881,448.48/36,085.10
  6. Step 6: Final answer
    x = 29,122.31

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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.