Home / 93,022.20-139,533.30-89,085.60

Finding the Fourth Proportional to 93,022.20, 139,533.30 and 89,085.60

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Solution

The fourth proportional to 93,022.20, 139,533.30 and 89,085.60 is: 133,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,022.20 : 139,533.30 = 89,085.60 : x
  2. Step 2: Convert to fraction form
    93,022.20/139,533.30 = 89,085.60/x
  3. Step 3: Cross multiply
    93,022.20x = 139,533.30 × 89,085.60
  4. Step 4: Simplify right side
    93,022.20x = 12,430,407,750.48
  5. Step 5: Solve for x
    x = 12,430,407,750.48/93,022.20
  6. Step 6: Final answer
    x = 133,628.40

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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.