Home / 235,293.04-324,703.38-127,861.12

Finding the Fourth Proportional to 235,293.04, 324,703.38 and 127,861.12

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Solution

The fourth proportional to 235,293.04, 324,703.38 and 127,861.12 is: 176,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,293.04 : 324,703.38 = 127,861.12 : x
  2. Step 2: Convert to fraction form
    235,293.04/324,703.38 = 127,861.12/x
  3. Step 3: Cross multiply
    235,293.04x = 324,703.38 × 127,861.12
  4. Step 4: Simplify right side
    235,293.04x = 41,516,937,834.59
  5. Step 5: Solve for x
    x = 41,516,937,834.59/235,293.04
  6. Step 6: Final answer
    x = 176,447.79

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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.