Home / 93,090.87-139,636.10-33,902.35

Finding the Fourth Proportional to 93,090.87, 139,636.10 and 33,902.35

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Solution

The fourth proportional to 93,090.87, 139,636.10 and 33,902.35 is: 50,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,090.87 : 139,636.10 = 33,902.35 : x
  2. Step 2: Convert to fraction form
    93,090.87/139,636.10 = 33,902.35/x
  3. Step 3: Cross multiply
    93,090.87x = 139,636.10 × 33,902.35
  4. Step 4: Simplify right side
    93,090.87x = 4,733,991,670.50
  5. Step 5: Solve for x
    x = 4,733,991,670.50/93,090.87
  6. Step 6: Final answer
    x = 50,853.45

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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.