Home / 93,011.41-139,514.00-40,420.89

Finding the Fourth Proportional to 93,011.41, 139,514.00 and 40,420.89

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Solution

The fourth proportional to 93,011.41, 139,514.00 and 40,420.89 is: 60,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,011.41 : 139,514.00 = 40,420.89 : x
  2. Step 2: Convert to fraction form
    93,011.41/139,514.00 = 40,420.89/x
  3. Step 3: Cross multiply
    93,011.41x = 139,514.00 × 40,420.89
  4. Step 4: Simplify right side
    93,011.41x = 5,639,280,520.11
  5. Step 5: Solve for x
    x = 5,639,280,520.11/93,011.41
  6. Step 6: Final answer
    x = 60,629.99

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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.