Home / 53,199.16-73,394.28-30,529.96

Finding the Fourth Proportional to 53,199.16, 73,394.28 and 30,529.96

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Solution

The fourth proportional to 53,199.16, 73,394.28 and 30,529.96 is: 42,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199.16 : 73,394.28 = 30,529.96 : x
  2. Step 2: Convert to fraction form
    53,199.16/73,394.28 = 30,529.96/x
  3. Step 3: Cross multiply
    53,199.16x = 73,394.28 × 30,529.96
  4. Step 4: Simplify right side
    53,199.16x = 2,240,724,432.63
  5. Step 5: Solve for x
    x = 2,240,724,432.63/53,199.16
  6. Step 6: Final answer
    x = 42,119.55

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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.