Home / 55,504.40-83,267.76-20,444.24

Finding the Fourth Proportional to 55,504.40, 83,267.76 and 20,444.24

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Solution

The fourth proportional to 55,504.40, 83,267.76 and 20,444.24 is: 30,670.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,504.40 : 83,267.76 = 20,444.24 : x
  2. Step 2: Convert to fraction form
    55,504.40/83,267.76 = 20,444.24/x
  3. Step 3: Cross multiply
    55,504.40x = 83,267.76 × 20,444.24
  4. Step 4: Simplify right side
    55,504.40x = 1,702,346,069.70
  5. Step 5: Solve for x
    x = 1,702,346,069.70/55,504.40
  6. Step 6: Final answer
    x = 30,670.47

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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.