Home / 52,527.15-78,795.62-20,929.59

Finding the Fourth Proportional to 52,527.15, 78,795.62 and 20,929.59

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Solution

The fourth proportional to 52,527.15, 78,795.62 and 20,929.59 is: 31,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,527.15 : 78,795.62 = 20,929.59 : x
  2. Step 2: Convert to fraction form
    52,527.15/78,795.62 = 20,929.59/x
  3. Step 3: Cross multiply
    52,527.15x = 78,795.62 × 20,929.59
  4. Step 4: Simplify right side
    52,527.15x = 1,649,159,915.75
  5. Step 5: Solve for x
    x = 1,649,159,915.75/52,527.15
  6. Step 6: Final answer
    x = 31,396.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.