Home / 235,005.83-324,273.81-134,384.39

Finding the Fourth Proportional to 235,005.83, 324,273.81 and 134,384.39

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Solution

The fourth proportional to 235,005.83, 324,273.81 and 134,384.39 is: 185,430.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,005.83 : 324,273.81 = 134,384.39 : x
  2. Step 2: Convert to fraction form
    235,005.83/324,273.81 = 134,384.39/x
  3. Step 3: Cross multiply
    235,005.83x = 324,273.81 × 134,384.39
  4. Step 4: Simplify right side
    235,005.83x = 43,577,336,528.46
  5. Step 5: Solve for x
    x = 43,577,336,528.46/235,005.83
  6. Step 6: Final answer
    x = 185,430.88

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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.