Home / 56,510.96-78,000.36-35,277.44

Finding the Fourth Proportional to 56,510.96, 78,000.36 and 35,277.44

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Solution

The fourth proportional to 56,510.96, 78,000.36 and 35,277.44 is: 48,692.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,510.96 : 78,000.36 = 35,277.44 : x
  2. Step 2: Convert to fraction form
    56,510.96/78,000.36 = 35,277.44/x
  3. Step 3: Cross multiply
    56,510.96x = 78,000.36 × 35,277.44
  4. Step 4: Simplify right side
    56,510.96x = 2,751,653,019.88
  5. Step 5: Solve for x
    x = 2,751,653,019.88/56,510.96
  6. Step 6: Final answer
    x = 48,692.38

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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.