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Finding the Fourth Proportional to 114,833.36, 158,451.72 and 69,503.60

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Solution

The fourth proportional to 114,833.36, 158,451.72 and 69,503.60 is: 95,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,833.36 : 158,451.72 = 69,503.60 : x
  2. Step 2: Convert to fraction form
    114,833.36/158,451.72 = 69,503.60/x
  3. Step 3: Cross multiply
    114,833.36x = 158,451.72 × 69,503.60
  4. Step 4: Simplify right side
    114,833.36x = 11,012,964,966.19
  5. Step 5: Solve for x
    x = 11,012,964,966.19/114,833.36
  6. Step 6: Final answer
    x = 95,903.88

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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.