Home / 58,168.98-87,270.66-18,725.13

Finding the Fourth Proportional to 58,168.98, 87,270.66 and 18,725.13

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Solution

The fourth proportional to 58,168.98, 87,270.66 and 18,725.13 is: 28,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,168.98 : 87,270.66 = 18,725.13 : x
  2. Step 2: Convert to fraction form
    58,168.98/87,270.66 = 18,725.13/x
  3. Step 3: Cross multiply
    58,168.98x = 87,270.66 × 18,725.13
  4. Step 4: Simplify right side
    58,168.98x = 1,634,154,453.69
  5. Step 5: Solve for x
    x = 1,634,154,453.69/58,168.98
  6. Step 6: Final answer
    x = 28,093.23

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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.