Home / 180,930.05-249,677.55-109,297.58

Finding the Fourth Proportional to 180,930.05, 249,677.55 and 109,297.58

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Solution

The fourth proportional to 180,930.05, 249,677.55 and 109,297.58 is: 150,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,930.05 : 249,677.55 = 109,297.58 : x
  2. Step 2: Convert to fraction form
    180,930.05/249,677.55 = 109,297.58/x
  3. Step 3: Cross multiply
    180,930.05x = 249,677.55 × 109,297.58
  4. Step 4: Simplify right side
    180,930.05x = 27,289,151,995.33
  5. Step 5: Solve for x
    x = 27,289,151,995.33/180,930.05
  6. Step 6: Final answer
    x = 150,827.08

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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.