Home / 56,254.35-84,355.47-20,706.69

Finding the Fourth Proportional to 56,254.35, 84,355.47 and 20,706.69

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Solution

The fourth proportional to 56,254.35, 84,355.47 and 20,706.69 is: 31,050.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,254.35 : 84,355.47 = 20,706.69 : x
  2. Step 2: Convert to fraction form
    56,254.35/84,355.47 = 20,706.69/x
  3. Step 3: Cross multiply
    56,254.35x = 84,355.47 × 20,706.69
  4. Step 4: Simplify right side
    56,254.35x = 1,746,722,567.09
  5. Step 5: Solve for x
    x = 1,746,722,567.09/56,254.35
  6. Step 6: Final answer
    x = 31,050.44

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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.