Home / 56,647.28-85,354.62-47,002.60

Finding the Fourth Proportional to 56,647.28, 85,354.62 and 47,002.60

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Solution

The fourth proportional to 56,647.28, 85,354.62 and 47,002.60 is: 70,822.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,647.28 : 85,354.62 = 47,002.60 : x
  2. Step 2: Convert to fraction form
    56,647.28/85,354.62 = 47,002.60/x
  3. Step 3: Cross multiply
    56,647.28x = 85,354.62 × 47,002.60
  4. Step 4: Simplify right side
    56,647.28x = 4,011,889,062.01
  5. Step 5: Solve for x
    x = 4,011,889,062.01/56,647.28
  6. Step 6: Final answer
    x = 70,822.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.