Home / 45,071.37-67,610.16-15,510.02

Finding the Fourth Proportional to 45,071.37, 67,610.16 and 15,510.02

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Solution

The fourth proportional to 45,071.37, 67,610.16 and 15,510.02 is: 23,266.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,071.37 : 67,610.16 = 15,510.02 : x
  2. Step 2: Convert to fraction form
    45,071.37/67,610.16 = 15,510.02/x
  3. Step 3: Cross multiply
    45,071.37x = 67,610.16 × 15,510.02
  4. Step 4: Simplify right side
    45,071.37x = 1,048,634,595.75
  5. Step 5: Solve for x
    x = 1,048,634,595.75/45,071.37
  6. Step 6: Final answer
    x = 23,266.09

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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.