Home / 58,176.95-87,273.25-18,724.55

Finding the Fourth Proportional to 58,176.95, 87,273.25 and 18,724.55

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Solution

The fourth proportional to 58,176.95, 87,273.25 and 18,724.55 is: 28,089.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,176.95 : 87,273.25 = 18,724.55 : x
  2. Step 2: Convert to fraction form
    58,176.95/87,273.25 = 18,724.55/x
  3. Step 3: Cross multiply
    58,176.95x = 87,273.25 × 18,724.55
  4. Step 4: Simplify right side
    58,176.95x = 1,634,151,850.11
  5. Step 5: Solve for x
    x = 1,634,151,850.11/58,176.95
  6. Step 6: Final answer
    x = 28,089.34

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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.