Home / 53,746.36-80,257.35-43,905.08

Finding the Fourth Proportional to 53,746.36, 80,257.35 and 43,905.08

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Solution

The fourth proportional to 53,746.36, 80,257.35 and 43,905.08 is: 65,561.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,746.36 : 80,257.35 = 43,905.08 : x
  2. Step 2: Convert to fraction form
    53,746.36/80,257.35 = 43,905.08/x
  3. Step 3: Cross multiply
    53,746.36x = 80,257.35 × 43,905.08
  4. Step 4: Simplify right side
    53,746.36x = 3,523,705,372.34
  5. Step 5: Solve for x
    x = 3,523,705,372.34/53,746.36
  6. Step 6: Final answer
    x = 65,561.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.