Home / 177,749.80-266,624.70-153,903.40

Finding the Fourth Proportional to 177,749.80, 266,624.70 and 153,903.40

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Solution

The fourth proportional to 177,749.80, 266,624.70 and 153,903.40 is: 230,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,749.80 : 266,624.70 = 153,903.40 : x
  2. Step 2: Convert to fraction form
    177,749.80/266,624.70 = 153,903.40/x
  3. Step 3: Cross multiply
    177,749.80x = 266,624.70 × 153,903.40
  4. Step 4: Simplify right side
    177,749.80x = 41,034,447,853.98
  5. Step 5: Solve for x
    x = 41,034,447,853.98/177,749.80
  6. Step 6: Final answer
    x = 230,855.10

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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.