Home / 53,740.94-74,162.89-29,542.36

Finding the Fourth Proportional to 53,740.94, 74,162.89 and 29,542.36

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Solution

The fourth proportional to 53,740.94, 74,162.89 and 29,542.36 is: 40,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,740.94 : 74,162.89 = 29,542.36 : x
  2. Step 2: Convert to fraction form
    53,740.94/74,162.89 = 29,542.36/x
  3. Step 3: Cross multiply
    53,740.94x = 74,162.89 × 29,542.36
  4. Step 4: Simplify right side
    53,740.94x = 2,190,946,795.02
  5. Step 5: Solve for x
    x = 2,190,946,795.02/53,740.94
  6. Step 6: Final answer
    x = 40,768.67

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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.