Home / 56,878.10-85,280.70-23,621.12

Finding the Fourth Proportional to 56,878.10, 85,280.70 and 23,621.12

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Solution

The fourth proportional to 56,878.10, 85,280.70 and 23,621.12 is: 35,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,878.10 : 85,280.70 = 23,621.12 : x
  2. Step 2: Convert to fraction form
    56,878.10/85,280.70 = 23,621.12/x
  3. Step 3: Cross multiply
    56,878.10x = 85,280.70 × 23,621.12
  4. Step 4: Simplify right side
    56,878.10x = 2,014,425,497.49
  5. Step 5: Solve for x
    x = 2,014,425,497.49/56,878.10
  6. Step 6: Final answer
    x = 35,416.54

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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.