Home / 56,394.62-77,826.23-30,903.23

Finding the Fourth Proportional to 56,394.62, 77,826.23 and 30,903.23

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Solution

The fourth proportional to 56,394.62, 77,826.23 and 30,903.23 is: 42,647.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,394.62 : 77,826.23 = 30,903.23 : x
  2. Step 2: Convert to fraction form
    56,394.62/77,826.23 = 30,903.23/x
  3. Step 3: Cross multiply
    56,394.62x = 77,826.23 × 30,903.23
  4. Step 4: Simplify right side
    56,394.62x = 2,405,081,885.72
  5. Step 5: Solve for x
    x = 2,405,081,885.72/56,394.62
  6. Step 6: Final answer
    x = 42,647.36

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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.