Home / 53,656.08-80,480.34-14,212.32

Finding the Fourth Proportional to 53,656.08, 80,480.34 and 14,212.32

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Solution

The fourth proportional to 53,656.08, 80,480.34 and 14,212.32 is: 21,317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.08 : 80,480.34 = 14,212.32 : x
  2. Step 2: Convert to fraction form
    53,656.08/80,480.34 = 14,212.32/x
  3. Step 3: Cross multiply
    53,656.08x = 80,480.34 × 14,212.32
  4. Step 4: Simplify right side
    53,656.08x = 1,143,812,345.79
  5. Step 5: Solve for x
    x = 1,143,812,345.79/53,656.08
  6. Step 6: Final answer
    x = 21,317.48

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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.