Home / 55,585.98-83,380.20-20,050.14

Finding the Fourth Proportional to 55,585.98, 83,380.20 and 20,050.14

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Solution

The fourth proportional to 55,585.98, 83,380.20 and 20,050.14 is: 30,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,585.98 : 83,380.20 = 20,050.14 : x
  2. Step 2: Convert to fraction form
    55,585.98/83,380.20 = 20,050.14/x
  3. Step 3: Cross multiply
    55,585.98x = 83,380.20 × 20,050.14
  4. Step 4: Simplify right side
    55,585.98x = 1,671,784,683.23
  5. Step 5: Solve for x
    x = 1,671,784,683.23/55,585.98
  6. Step 6: Final answer
    x = 30,075.65

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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.