Home / 56,751.93-78,313.91-32,874.35

Finding the Fourth Proportional to 56,751.93, 78,313.91 and 32,874.35

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Solution

The fourth proportional to 56,751.93, 78,313.91 and 32,874.35 is: 45,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,751.93 : 78,313.91 = 32,874.35 : x
  2. Step 2: Convert to fraction form
    56,751.93/78,313.91 = 32,874.35/x
  3. Step 3: Cross multiply
    56,751.93x = 78,313.91 × 32,874.35
  4. Step 4: Simplify right side
    56,751.93x = 2,574,518,331.27
  5. Step 5: Solve for x
    x = 2,574,518,331.27/56,751.93
  6. Step 6: Final answer
    x = 45,364.42

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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.