Home / 48,779.64-67,302.36-30,882.29

Finding the Fourth Proportional to 48,779.64, 67,302.36 and 30,882.29

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Solution

The fourth proportional to 48,779.64, 67,302.36 and 30,882.29 is: 42,608.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.64 : 67,302.36 = 30,882.29 : x
  2. Step 2: Convert to fraction form
    48,779.64/67,302.36 = 30,882.29/x
  3. Step 3: Cross multiply
    48,779.64x = 67,302.36 × 30,882.29
  4. Step 4: Simplify right side
    48,779.64x = 2,078,450,662.69
  5. Step 5: Solve for x
    x = 2,078,450,662.69/48,779.64
  6. Step 6: Final answer
    x = 42,608.98

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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.