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Finding the Fourth Proportional to 93,511.95, 140,475.53 and 57,999.52

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Solution

The fourth proportional to 93,511.95, 140,475.53 and 57,999.52 is: 87,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,511.95 : 140,475.53 = 57,999.52 : x
  2. Step 2: Convert to fraction form
    93,511.95/140,475.53 = 57,999.52/x
  3. Step 3: Cross multiply
    93,511.95x = 140,475.53 × 57,999.52
  4. Step 4: Simplify right side
    93,511.95x = 8,147,513,311.75
  5. Step 5: Solve for x
    x = 8,147,513,311.75/93,511.95
  6. Step 6: Final answer
    x = 87,128.04

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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.