Home / 56,508.72-85,101.47-51,464.18

Finding the Fourth Proportional to 56,508.72, 85,101.47 and 51,464.18

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Solution

The fourth proportional to 56,508.72, 85,101.47 and 51,464.18 is: 77,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,508.72 : 85,101.47 = 51,464.18 : x
  2. Step 2: Convert to fraction form
    56,508.72/85,101.47 = 51,464.18/x
  3. Step 3: Cross multiply
    56,508.72x = 85,101.47 × 51,464.18
  4. Step 4: Simplify right side
    56,508.72x = 4,379,677,370.34
  5. Step 5: Solve for x
    x = 4,379,677,370.34/56,508.72
  6. Step 6: Final answer
    x = 77,504.45

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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.