Home / 58,840.45-81,201.40-31,984.76

Finding the Fourth Proportional to 58,840.45, 81,201.40 and 31,984.76

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Solution

The fourth proportional to 58,840.45, 81,201.40 and 31,984.76 is: 44,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,840.45 : 81,201.40 = 31,984.76 : x
  2. Step 2: Convert to fraction form
    58,840.45/81,201.40 = 31,984.76/x
  3. Step 3: Cross multiply
    58,840.45x = 81,201.40 × 31,984.76
  4. Step 4: Simplify right side
    58,840.45x = 2,597,207,413.71
  5. Step 5: Solve for x
    x = 2,597,207,413.71/58,840.45
  6. Step 6: Final answer
    x = 44,139.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.