Home / 93,325.78-139,989.20-23,205.09

Finding the Fourth Proportional to 93,325.78, 139,989.20 and 23,205.09

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Solution

The fourth proportional to 93,325.78, 139,989.20 and 23,205.09 is: 34,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,325.78 : 139,989.20 = 23,205.09 : x
  2. Step 2: Convert to fraction form
    93,325.78/139,989.20 = 23,205.09/x
  3. Step 3: Cross multiply
    93,325.78x = 139,989.20 × 23,205.09
  4. Step 4: Simplify right side
    93,325.78x = 3,248,461,985.03
  5. Step 5: Solve for x
    x = 3,248,461,985.03/93,325.78
  6. Step 6: Final answer
    x = 34,807.77

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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.