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Finding the Fourth Proportional to 169,612.64, 234,056.24 and 94,156.24

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Solution

The fourth proportional to 169,612.64, 234,056.24 and 94,156.24 is: 129,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,612.64 : 234,056.24 = 94,156.24 : x
  2. Step 2: Convert to fraction form
    169,612.64/234,056.24 = 94,156.24/x
  3. Step 3: Cross multiply
    169,612.64x = 234,056.24 × 94,156.24
  4. Step 4: Simplify right side
    169,612.64x = 22,037,855,506.94
  5. Step 5: Solve for x
    x = 22,037,855,506.94/169,612.64
  6. Step 6: Final answer
    x = 129,930.50

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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.