Home / 56,619.79-78,133.33-36,477.52

Finding the Fourth Proportional to 56,619.79, 78,133.33 and 36,477.52

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Solution

The fourth proportional to 56,619.79, 78,133.33 and 36,477.52 is: 50,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,619.79 : 78,133.33 = 36,477.52 : x
  2. Step 2: Convert to fraction form
    56,619.79/78,133.33 = 36,477.52/x
  3. Step 3: Cross multiply
    56,619.79x = 78,133.33 × 36,477.52
  4. Step 4: Simplify right side
    56,619.79x = 2,850,110,107.74
  5. Step 5: Solve for x
    x = 2,850,110,107.74/56,619.79
  6. Step 6: Final answer
    x = 50,337.70

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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.