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Finding the Fourth Proportional to 180,580.08, 249,189.84 and 100,003.08

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Solution

The fourth proportional to 180,580.08, 249,189.84 and 100,003.08 is: 137,998.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,580.08 : 249,189.84 = 100,003.08 : x
  2. Step 2: Convert to fraction form
    180,580.08/249,189.84 = 100,003.08/x
  3. Step 3: Cross multiply
    180,580.08x = 249,189.84 × 100,003.08
  4. Step 4: Simplify right side
    180,580.08x = 24,919,751,504.71
  5. Step 5: Solve for x
    x = 24,919,751,504.71/180,580.08
  6. Step 6: Final answer
    x = 137,998.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.