Home / 55,530.23-83,295.29-18,090.25

Finding the Fourth Proportional to 55,530.23, 83,295.29 and 18,090.25

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Solution

The fourth proportional to 55,530.23, 83,295.29 and 18,090.25 is: 27,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,530.23 : 83,295.29 = 18,090.25 : x
  2. Step 2: Convert to fraction form
    55,530.23/83,295.29 = 18,090.25/x
  3. Step 3: Cross multiply
    55,530.23x = 83,295.29 × 18,090.25
  4. Step 4: Simplify right side
    55,530.23x = 1,506,832,321.23
  5. Step 5: Solve for x
    x = 1,506,832,321.23/55,530.23
  6. Step 6: Final answer
    x = 27,135.35

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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.