Home / 180,698.27-249,356.88-104,220.56

Finding the Fourth Proportional to 180,698.27, 249,356.88 and 104,220.56

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Solution

The fourth proportional to 180,698.27, 249,356.88 and 104,220.56 is: 143,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,698.27 : 249,356.88 = 104,220.56 : x
  2. Step 2: Convert to fraction form
    180,698.27/249,356.88 = 104,220.56/x
  3. Step 3: Cross multiply
    180,698.27x = 249,356.88 × 104,220.56
  4. Step 4: Simplify right side
    180,698.27x = 25,988,114,296.85
  5. Step 5: Solve for x
    x = 25,988,114,296.85/180,698.27
  6. Step 6: Final answer
    x = 143,820.50

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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.