Home / 153,019.80-229,529.70-93,144.60

Finding the Fourth Proportional to 153,019.80, 229,529.70 and 93,144.60

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Solution

The fourth proportional to 153,019.80, 229,529.70 and 93,144.60 is: 139,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,019.80 : 229,529.70 = 93,144.60 : x
  2. Step 2: Convert to fraction form
    153,019.80/229,529.70 = 93,144.60/x
  3. Step 3: Cross multiply
    153,019.80x = 229,529.70 × 93,144.60
  4. Step 4: Simplify right side
    153,019.80x = 21,379,452,094.62
  5. Step 5: Solve for x
    x = 21,379,452,094.62/153,019.80
  6. Step 6: Final answer
    x = 139,716.90

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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.