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Finding the Fourth Proportional to 169,801.94, 234,311.43 and 93,320.20

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Solution

The fourth proportional to 169,801.94, 234,311.43 and 93,320.20 is: 128,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,801.94 : 234,311.43 = 93,320.20 : x
  2. Step 2: Convert to fraction form
    169,801.94/234,311.43 = 93,320.20/x
  3. Step 3: Cross multiply
    169,801.94x = 234,311.43 × 93,320.20
  4. Step 4: Simplify right side
    169,801.94x = 21,865,989,509.89
  5. Step 5: Solve for x
    x = 21,865,989,509.89/169,801.94
  6. Step 6: Final answer
    x = 128,773.50

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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.