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Finding the Fourth Proportional to 114,528.18, 171,804.06 and 39,648.18

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Solution

The fourth proportional to 114,528.18, 171,804.06 and 39,648.18 is: 59,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,528.18 : 171,804.06 = 39,648.18 : x
  2. Step 2: Convert to fraction form
    114,528.18/171,804.06 = 39,648.18/x
  3. Step 3: Cross multiply
    114,528.18x = 171,804.06 × 39,648.18
  4. Step 4: Simplify right side
    114,528.18x = 6,811,718,295.61
  5. Step 5: Solve for x
    x = 6,811,718,295.61/114,528.18
  6. Step 6: Final answer
    x = 59,476.35

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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.