Home / 53,511.64-80,261.08-14,071.83

Finding the Fourth Proportional to 53,511.64, 80,261.08 and 14,071.83

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Solution

The fourth proportional to 53,511.64, 80,261.08 and 14,071.83 is: 21,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,511.64 : 80,261.08 = 14,071.83 : x
  2. Step 2: Convert to fraction form
    53,511.64/80,261.08 = 14,071.83/x
  3. Step 3: Cross multiply
    53,511.64x = 80,261.08 × 14,071.83
  4. Step 4: Simplify right side
    53,511.64x = 1,129,419,937.22
  5. Step 5: Solve for x
    x = 1,129,419,937.22/53,511.64
  6. Step 6: Final answer
    x = 21,106.06

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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.