Home / 177,830.60-266,654.70-53,155.40

Finding the Fourth Proportional to 177,830.60, 266,654.70 and 53,155.40

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Solution

The fourth proportional to 177,830.60, 266,654.70 and 53,155.40 is: 79,705.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,830.60 : 266,654.70 = 53,155.40 : x
  2. Step 2: Convert to fraction form
    177,830.60/266,654.70 = 53,155.40/x
  3. Step 3: Cross multiply
    177,830.60x = 266,654.70 × 53,155.40
  4. Step 4: Simplify right side
    177,830.60x = 14,174,137,240.38
  5. Step 5: Solve for x
    x = 14,174,137,240.38/177,830.60
  6. Step 6: Final answer
    x = 79,705.84

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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.