Home / 180,620.10-249,264.75-108,998.94

Finding the Fourth Proportional to 180,620.10, 249,264.75 and 108,998.94

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Solution

The fourth proportional to 180,620.10, 249,264.75 and 108,998.94 is: 150,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,620.10 : 249,264.75 = 108,998.94 : x
  2. Step 2: Convert to fraction form
    180,620.10/249,264.75 = 108,998.94/x
  3. Step 3: Cross multiply
    180,620.10x = 249,264.75 × 108,998.94
  4. Step 4: Simplify right side
    180,620.10x = 27,169,593,529.37
  5. Step 5: Solve for x
    x = 27,169,593,529.37/180,620.10
  6. Step 6: Final answer
    x = 150,423.98

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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.