Home / 50,779.76-70,066.30-32,872.28

Finding the Fourth Proportional to 50,779.76, 70,066.30 and 32,872.28

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Solution

The fourth proportional to 50,779.76, 70,066.30 and 32,872.28 is: 45,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,779.76 : 70,066.30 = 32,872.28 : x
  2. Step 2: Convert to fraction form
    50,779.76/70,066.30 = 32,872.28/x
  3. Step 3: Cross multiply
    50,779.76x = 70,066.30 × 32,872.28
  4. Step 4: Simplify right side
    50,779.76x = 2,303,239,032.16
  5. Step 5: Solve for x
    x = 2,303,239,032.16/50,779.76
  6. Step 6: Final answer
    x = 45,357.42

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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.