Home / 53,110.23-73,293.65-28,912.77

Finding the Fourth Proportional to 53,110.23, 73,293.65 and 28,912.77

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Solution

The fourth proportional to 53,110.23, 73,293.65 and 28,912.77 is: 39,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.23 : 73,293.65 = 28,912.77 : x
  2. Step 2: Convert to fraction form
    53,110.23/73,293.65 = 28,912.77/x
  3. Step 3: Cross multiply
    53,110.23x = 73,293.65 × 28,912.77
  4. Step 4: Simplify right side
    53,110.23x = 2,119,122,444.91
  5. Step 5: Solve for x
    x = 2,119,122,444.91/53,110.23
  6. Step 6: Final answer
    x = 39,900.46

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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.