Home / 37,280.55-55,913.54-10,978.23

Finding the Fourth Proportional to 37,280.55, 55,913.54 and 10,978.23

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Solution

The fourth proportional to 37,280.55, 55,913.54 and 10,978.23 is: 16,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,280.55 : 55,913.54 = 10,978.23 : x
  2. Step 2: Convert to fraction form
    37,280.55/55,913.54 = 10,978.23/x
  3. Step 3: Cross multiply
    37,280.55x = 55,913.54 × 10,978.23
  4. Step 4: Simplify right side
    37,280.55x = 613,831,918.77
  5. Step 5: Solve for x
    x = 613,831,918.77/37,280.55
  6. Step 6: Final answer
    x = 16,465.20

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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.