Home / 53,023.40-73,172.33-29,150.47

Finding the Fourth Proportional to 53,023.40, 73,172.33 and 29,150.47

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Solution

The fourth proportional to 53,023.40, 73,172.33 and 29,150.47 is: 40,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,023.40 : 73,172.33 = 29,150.47 : x
  2. Step 2: Convert to fraction form
    53,023.40/73,172.33 = 29,150.47/x
  3. Step 3: Cross multiply
    53,023.40x = 73,172.33 × 29,150.47
  4. Step 4: Simplify right side
    53,023.40x = 2,133,007,810.50
  5. Step 5: Solve for x
    x = 2,133,007,810.50/53,023.40
  6. Step 6: Final answer
    x = 40,227.67

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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.