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Finding the Fourth Proportional to 93,233.48, 139,854.06 and 48,835.40

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Solution

The fourth proportional to 93,233.48, 139,854.06 and 48,835.40 is: 73,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,233.48 : 139,854.06 = 48,835.40 : x
  2. Step 2: Convert to fraction form
    93,233.48/139,854.06 = 48,835.40/x
  3. Step 3: Cross multiply
    93,233.48x = 139,854.06 × 48,835.40
  4. Step 4: Simplify right side
    93,233.48x = 6,829,828,961.72
  5. Step 5: Solve for x
    x = 6,829,828,961.72/93,233.48
  6. Step 6: Final answer
    x = 73,255.11

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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.