Home / 208,129.04-312,194.36-50,357.24

Finding the Fourth Proportional to 208,129.04, 312,194.36 and 50,357.24

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Solution

The fourth proportional to 208,129.04, 312,194.36 and 50,357.24 is: 75,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,129.04 : 312,194.36 = 50,357.24 : x
  2. Step 2: Convert to fraction form
    208,129.04/312,194.36 = 50,357.24/x
  3. Step 3: Cross multiply
    208,129.04x = 312,194.36 × 50,357.24
  4. Step 4: Simplify right side
    208,129.04x = 15,721,246,313.17
  5. Step 5: Solve for x
    x = 15,721,246,313.17/208,129.04
  6. Step 6: Final answer
    x = 75,536.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.