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Finding the Fourth Proportional to 116,602.94, 160,801.91 and 107,904.76

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Solution

The fourth proportional to 116,602.94, 160,801.91 and 107,904.76 is: 148,806.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,602.94 : 160,801.91 = 107,904.76 : x
  2. Step 2: Convert to fraction form
    116,602.94/160,801.91 = 107,904.76/x
  3. Step 3: Cross multiply
    116,602.94x = 160,801.91 × 107,904.76
  4. Step 4: Simplify right side
    116,602.94x = 17,351,290,969.21
  5. Step 5: Solve for x
    x = 17,351,290,969.21/116,602.94
  6. Step 6: Final answer
    x = 148,806.63

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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.