Home / 55,688.80-83,496.30-30,740.80

Finding the Fourth Proportional to 55,688.80, 83,496.30 and 30,740.80

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Solution

The fourth proportional to 55,688.80, 83,496.30 and 30,740.80 is: 46,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,688.80 : 83,496.30 = 30,740.80 : x
  2. Step 2: Convert to fraction form
    55,688.80/83,496.30 = 30,740.80/x
  3. Step 3: Cross multiply
    55,688.80x = 83,496.30 × 30,740.80
  4. Step 4: Simplify right side
    55,688.80x = 2,566,743,059.04
  5. Step 5: Solve for x
    x = 2,566,743,059.04/55,688.80
  6. Step 6: Final answer
    x = 46,090.83

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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.