Home / 93,200.19-128,619.87-52,917.67

Finding the Fourth Proportional to 93,200.19, 128,619.87 and 52,917.67

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Solution

The fourth proportional to 93,200.19, 128,619.87 and 52,917.67 is: 73,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,200.19 : 128,619.87 = 52,917.67 : x
  2. Step 2: Convert to fraction form
    93,200.19/128,619.87 = 52,917.67/x
  3. Step 3: Cross multiply
    93,200.19x = 128,619.87 × 52,917.67
  4. Step 4: Simplify right side
    93,200.19x = 6,806,263,798.44
  5. Step 5: Solve for x
    x = 6,806,263,798.44/93,200.19
  6. Step 6: Final answer
    x = 73,028.44

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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.