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Finding the Fourth Proportional to 163,080.60, 224,947.64 and 117,825.08

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Solution

The fourth proportional to 163,080.60, 224,947.64 and 117,825.08 is: 162,523.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,080.60 : 224,947.64 = 117,825.08 : x
  2. Step 2: Convert to fraction form
    163,080.60/224,947.64 = 117,825.08/x
  3. Step 3: Cross multiply
    163,080.60x = 224,947.64 × 117,825.08
  4. Step 4: Simplify right side
    163,080.60x = 26,504,473,678.81
  5. Step 5: Solve for x
    x = 26,504,473,678.81/163,080.60
  6. Step 6: Final answer
    x = 162,523.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.