Home / 180,997.86-249,813.38-104,529.40

Finding the Fourth Proportional to 180,997.86, 249,813.38 and 104,529.40

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Solution

The fourth proportional to 180,997.86, 249,813.38 and 104,529.40 is: 144,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,997.86 : 249,813.38 = 104,529.40 : x
  2. Step 2: Convert to fraction form
    180,997.86/249,813.38 = 104,529.40/x
  3. Step 3: Cross multiply
    180,997.86x = 249,813.38 × 104,529.40
  4. Step 4: Simplify right side
    180,997.86x = 26,112,842,723.37
  5. Step 5: Solve for x
    x = 26,112,842,723.37/180,997.86
  6. Step 6: Final answer
    x = 144,271.56

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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.