Home / 180,817.68-249,521.64-101,324.56

Finding the Fourth Proportional to 180,817.68, 249,521.64 and 101,324.56

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Solution

The fourth proportional to 180,817.68, 249,521.64 and 101,324.56 is: 139,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,817.68 : 249,521.64 = 101,324.56 : x
  2. Step 2: Convert to fraction form
    180,817.68/249,521.64 = 101,324.56/x
  3. Step 3: Cross multiply
    180,817.68x = 249,521.64 × 101,324.56
  4. Step 4: Simplify right side
    180,817.68x = 25,282,670,383.48
  5. Step 5: Solve for x
    x = 25,282,670,383.48/180,817.68
  6. Step 6: Final answer
    x = 139,824.11

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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.