Home / 56,973.44-78,578.52-53,153.75

Finding the Fourth Proportional to 56,973.44, 78,578.52 and 53,153.75

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Solution

The fourth proportional to 56,973.44, 78,578.52 and 53,153.75 is: 73,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,973.44 : 78,578.52 = 53,153.75 : x
  2. Step 2: Convert to fraction form
    56,973.44/78,578.52 = 53,153.75/x
  3. Step 3: Cross multiply
    56,973.44x = 78,578.52 × 53,153.75
  4. Step 4: Simplify right side
    56,973.44x = 4,176,743,007.45
  5. Step 5: Solve for x
    x = 4,176,743,007.45/56,973.44
  6. Step 6: Final answer
    x = 73,310.35

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1.5x scale

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.