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Finding the Fourth Proportional to 169,313.62, 233,653.13 and 93,862.12

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Solution

The fourth proportional to 169,313.62, 233,653.13 and 93,862.12 is: 129,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,313.62 : 233,653.13 = 93,862.12 : x
  2. Step 2: Convert to fraction form
    169,313.62/233,653.13 = 93,862.12/x
  3. Step 3: Cross multiply
    169,313.62x = 233,653.13 × 93,862.12
  4. Step 4: Simplify right side
    169,313.62x = 21,931,177,657.13
  5. Step 5: Solve for x
    x = 21,931,177,657.13/169,313.62
  6. Step 6: Final answer
    x = 129,529.91

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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.