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Finding the Fourth Proportional to 169,884.17, 234,440.63 and 93,411.09

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Solution

The fourth proportional to 169,884.17, 234,440.63 and 93,411.09 is: 128,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,884.17 : 234,440.63 = 93,411.09 : x
  2. Step 2: Convert to fraction form
    169,884.17/234,440.63 = 93,411.09/x
  3. Step 3: Cross multiply
    169,884.17x = 234,440.63 × 93,411.09
  4. Step 4: Simplify right side
    169,884.17x = 21,899,354,671.82
  5. Step 5: Solve for x
    x = 21,899,354,671.82/169,884.17
  6. Step 6: Final answer
    x = 128,907.57

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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.