Home / 37,089.96-55,638.36-12,130.14

Finding the Fourth Proportional to 37,089.96, 55,638.36 and 12,130.14

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Solution

The fourth proportional to 37,089.96, 55,638.36 and 12,130.14 is: 18,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,089.96 : 55,638.36 = 12,130.14 : x
  2. Step 2: Convert to fraction form
    37,089.96/55,638.36 = 12,130.14/x
  3. Step 3: Cross multiply
    37,089.96x = 55,638.36 × 12,130.14
  4. Step 4: Simplify right side
    37,089.96x = 674,901,096.17
  5. Step 5: Solve for x
    x = 674,901,096.17/37,089.96
  6. Step 6: Final answer
    x = 18,196.33

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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.