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Finding the Fourth Proportional to 169,847.76, 234,391.14 and 93,368.28

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Solution

The fourth proportional to 169,847.76, 234,391.14 and 93,368.28 is: 128,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,847.76 : 234,391.14 = 93,368.28 : x
  2. Step 2: Convert to fraction form
    169,847.76/234,391.14 = 93,368.28/x
  3. Step 3: Cross multiply
    169,847.76x = 234,391.14 × 93,368.28
  4. Step 4: Simplify right side
    169,847.76x = 21,884,697,589.04
  5. Step 5: Solve for x
    x = 21,884,697,589.04/169,847.76
  6. Step 6: Final answer
    x = 128,848.90

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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.