Home / 177,611.20-266,404.65-57,666.40

Finding the Fourth Proportional to 177,611.20, 266,404.65 and 57,666.40

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Solution

The fourth proportional to 177,611.20, 266,404.65 and 57,666.40 is: 86,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,611.20 : 266,404.65 = 57,666.40 : x
  2. Step 2: Convert to fraction form
    177,611.20/266,404.65 = 57,666.40/x
  3. Step 3: Cross multiply
    177,611.20x = 266,404.65 × 57,666.40
  4. Step 4: Simplify right side
    177,611.20x = 15,362,597,108.76
  5. Step 5: Solve for x
    x = 15,362,597,108.76/177,611.20
  6. Step 6: Final answer
    x = 86,495.66

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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.