Home / 56,970.81-78,607.71-33,085.17

Finding the Fourth Proportional to 56,970.81, 78,607.71 and 33,085.17

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Solution

The fourth proportional to 56,970.81, 78,607.71 and 33,085.17 is: 45,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,970.81 : 78,607.71 = 33,085.17 : x
  2. Step 2: Convert to fraction form
    56,970.81/78,607.71 = 33,085.17/x
  3. Step 3: Cross multiply
    56,970.81x = 78,607.71 × 33,085.17
  4. Step 4: Simplify right side
    56,970.81x = 2,600,749,448.66
  5. Step 5: Solve for x
    x = 2,600,749,448.66/56,970.81
  6. Step 6: Final answer
    x = 45,650.56

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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.