Home / 53,984.93-74,497.50-30,115.67

Finding the Fourth Proportional to 53,984.93, 74,497.50 and 30,115.67

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Solution

The fourth proportional to 53,984.93, 74,497.50 and 30,115.67 is: 41,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,984.93 : 74,497.50 = 30,115.67 : x
  2. Step 2: Convert to fraction form
    53,984.93/74,497.50 = 30,115.67/x
  3. Step 3: Cross multiply
    53,984.93x = 74,497.50 × 30,115.67
  4. Step 4: Simplify right side
    53,984.93x = 2,243,541,753.34
  5. Step 5: Solve for x
    x = 2,243,541,753.34/53,984.93
  6. Step 6: Final answer
    x = 41,558.67

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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.