Home / 93,636.10-140,410.87-37,428.78

Finding the Fourth Proportional to 93,636.10, 140,410.87 and 37,428.78

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Solution

The fourth proportional to 93,636.10, 140,410.87 and 37,428.78 is: 56,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,636.10 : 140,410.87 = 37,428.78 : x
  2. Step 2: Convert to fraction form
    93,636.10/140,410.87 = 37,428.78/x
  3. Step 3: Cross multiply
    93,636.10x = 140,410.87 × 37,428.78
  4. Step 4: Simplify right side
    93,636.10x = 5,255,407,995.81
  5. Step 5: Solve for x
    x = 5,255,407,995.81/93,636.10
  6. Step 6: Final answer
    x = 56,125.87

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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.