Home / 180,572.30-249,107.06-116,930.60

Finding the Fourth Proportional to 180,572.30, 249,107.06 and 116,930.60

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Solution

The fourth proportional to 180,572.30, 249,107.06 and 116,930.60 is: 161,310.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,572.30 : 249,107.06 = 116,930.60 : x
  2. Step 2: Convert to fraction form
    180,572.30/249,107.06 = 116,930.60/x
  3. Step 3: Cross multiply
    180,572.30x = 249,107.06 × 116,930.60
  4. Step 4: Simplify right side
    180,572.30x = 29,128,237,990.04
  5. Step 5: Solve for x
    x = 29,128,237,990.04/180,572.30
  6. Step 6: Final answer
    x = 161,310.67

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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.