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Finding the Fourth Proportional to 124,483.92, 186,808.92 and 64,567.64

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Solution

The fourth proportional to 124,483.92, 186,808.92 and 64,567.64 is: 96,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,483.92 : 186,808.92 = 64,567.64 : x
  2. Step 2: Convert to fraction form
    124,483.92/186,808.92 = 64,567.64/x
  3. Step 3: Cross multiply
    124,483.92x = 186,808.92 × 64,567.64
  4. Step 4: Simplify right side
    124,483.92x = 12,061,811,095.35
  5. Step 5: Solve for x
    x = 12,061,811,095.35/124,483.92
  6. Step 6: Final answer
    x = 96,894.53

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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.