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Finding the Fourth Proportional to 93,980.17, 140,975.96 and 37,820.07

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Solution

The fourth proportional to 93,980.17, 140,975.96 and 37,820.07 is: 56,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,980.17 : 140,975.96 = 37,820.07 : x
  2. Step 2: Convert to fraction form
    93,980.17/140,975.96 = 37,820.07/x
  3. Step 3: Cross multiply
    93,980.17x = 140,975.96 × 37,820.07
  4. Step 4: Simplify right side
    93,980.17x = 5,331,720,675.52
  5. Step 5: Solve for x
    x = 5,331,720,675.52/93,980.17
  6. Step 6: Final answer
    x = 56,732.40

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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.