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Finding the Fourth Proportional to 169,487.94, 233,885.42 and 93,005.32

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Solution

The fourth proportional to 169,487.94, 233,885.42 and 93,005.32 is: 128,342.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,487.94 : 233,885.42 = 93,005.32 : x
  2. Step 2: Convert to fraction form
    169,487.94/233,885.42 = 93,005.32/x
  3. Step 3: Cross multiply
    169,487.94x = 233,885.42 × 93,005.32
  4. Step 4: Simplify right side
    169,487.94x = 21,752,588,330.43
  5. Step 5: Solve for x
    x = 21,752,588,330.43/169,487.94
  6. Step 6: Final answer
    x = 128,342.99

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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.