Home / 93,261.02-139,871.88-30,087.09

Finding the Fourth Proportional to 93,261.02, 139,871.88 and 30,087.09

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Solution

The fourth proportional to 93,261.02, 139,871.88 and 30,087.09 is: 45,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,261.02 : 139,871.88 = 30,087.09 : x
  2. Step 2: Convert to fraction form
    93,261.02/139,871.88 = 30,087.09/x
  3. Step 3: Cross multiply
    93,261.02x = 139,871.88 × 30,087.09
  4. Step 4: Simplify right side
    93,261.02x = 4,208,337,842.03
  5. Step 5: Solve for x
    x = 4,208,337,842.03/93,261.02
  6. Step 6: Final answer
    x = 45,124.30

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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.