Home / 180,237.12-270,371.05-47,117.16

Finding the Fourth Proportional to 180,237.12, 270,371.05 and 47,117.16

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Solution

The fourth proportional to 180,237.12, 270,371.05 and 47,117.16 is: 70,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,237.12 : 270,371.05 = 47,117.16 : x
  2. Step 2: Convert to fraction form
    180,237.12/270,371.05 = 47,117.16/x
  3. Step 3: Cross multiply
    180,237.12x = 270,371.05 × 47,117.16
  4. Step 4: Simplify right side
    180,237.12x = 12,739,116,022.22
  5. Step 5: Solve for x
    x = 12,739,116,022.22/180,237.12
  6. Step 6: Final answer
    x = 70,679.76

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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.