Home / 56,108.76-84,118.62-28,014.36

Finding the Fourth Proportional to 56,108.76, 84,118.62 and 28,014.36

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Solution

The fourth proportional to 56,108.76, 84,118.62 and 28,014.36 is: 41,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,108.76 : 84,118.62 = 28,014.36 : x
  2. Step 2: Convert to fraction form
    56,108.76/84,118.62 = 28,014.36/x
  3. Step 3: Cross multiply
    56,108.76x = 84,118.62 × 28,014.36
  4. Step 4: Simplify right side
    56,108.76x = 2,356,529,303.38
  5. Step 5: Solve for x
    x = 2,356,529,303.38/56,108.76
  6. Step 6: Final answer
    x = 41,999.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.