Home / 55,611.09-83,416.64-14,058.09

Finding the Fourth Proportional to 55,611.09, 83,416.64 and 14,058.09

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Solution

The fourth proportional to 55,611.09, 83,416.64 and 14,058.09 is: 21,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,611.09 : 83,416.64 = 14,058.09 : x
  2. Step 2: Convert to fraction form
    55,611.09/83,416.64 = 14,058.09/x
  3. Step 3: Cross multiply
    55,611.09x = 83,416.64 × 14,058.09
  4. Step 4: Simplify right side
    55,611.09x = 1,172,678,562.33
  5. Step 5: Solve for x
    x = 1,172,678,562.33/55,611.09
  6. Step 6: Final answer
    x = 21,087.14

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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.