Home / 53,122.73-73,309.63-30,462.57

Finding the Fourth Proportional to 53,122.73, 73,309.63 and 30,462.57

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Solution

The fourth proportional to 53,122.73, 73,309.63 and 30,462.57 is: 42,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,122.73 : 73,309.63 = 30,462.57 : x
  2. Step 2: Convert to fraction form
    53,122.73/73,309.63 = 30,462.57/x
  3. Step 3: Cross multiply
    53,122.73x = 73,309.63 × 30,462.57
  4. Step 4: Simplify right side
    53,122.73x = 2,233,199,735.55
  5. Step 5: Solve for x
    x = 2,233,199,735.55/53,122.73
  6. Step 6: Final answer
    x = 42,038.50

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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.