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Finding the Fourth Proportional to 117,052.40, 175,513.80 and 46,852.40

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Solution

The fourth proportional to 117,052.40, 175,513.80 and 46,852.40 is: 70,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,052.40 : 175,513.80 = 46,852.40 : x
  2. Step 2: Convert to fraction form
    117,052.40/175,513.80 = 46,852.40/x
  3. Step 3: Cross multiply
    117,052.40x = 175,513.80 × 46,852.40
  4. Step 4: Simplify right side
    117,052.40x = 8,223,242,763.12
  5. Step 5: Solve for x
    x = 8,223,242,763.12/117,052.40
  6. Step 6: Final answer
    x = 70,252.66

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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.