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Finding the Fourth Proportional to 158,999.84, 237,980.52 and 116,868.80

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Solution

The fourth proportional to 158,999.84, 237,980.52 and 116,868.80 is: 174,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,999.84 : 237,980.52 = 116,868.80 : x
  2. Step 2: Convert to fraction form
    158,999.84/237,980.52 = 116,868.80/x
  3. Step 3: Cross multiply
    158,999.84x = 237,980.52 × 116,868.80
  4. Step 4: Simplify right side
    158,999.84x = 27,812,497,795.78
  5. Step 5: Solve for x
    x = 27,812,497,795.78/158,999.84
  6. Step 6: Final answer
    x = 174,921.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.