Home / 53,263.80-73,502.28-29,390.49

Finding the Fourth Proportional to 53,263.80, 73,502.28 and 29,390.49

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Solution

The fourth proportional to 53,263.80, 73,502.28 and 29,390.49 is: 40,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,263.80 : 73,502.28 = 29,390.49 : x
  2. Step 2: Convert to fraction form
    53,263.80/73,502.28 = 29,390.49/x
  3. Step 3: Cross multiply
    53,263.80x = 73,502.28 × 29,390.49
  4. Step 4: Simplify right side
    53,263.80x = 2,160,268,025.32
  5. Step 5: Solve for x
    x = 2,160,268,025.32/53,263.80
  6. Step 6: Final answer
    x = 40,557.90

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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.