Home / 177,851.60-266,686.20-53,176.40

Finding the Fourth Proportional to 177,851.60, 266,686.20 and 53,176.40

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Solution

The fourth proportional to 177,851.60, 266,686.20 and 53,176.40 is: 79,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,851.60 : 266,686.20 = 53,176.40 : x
  2. Step 2: Convert to fraction form
    177,851.60/266,686.20 = 53,176.40/x
  3. Step 3: Cross multiply
    177,851.60x = 266,686.20 × 53,176.40
  4. Step 4: Simplify right side
    177,851.60x = 14,181,412,045.68
  5. Step 5: Solve for x
    x = 14,181,412,045.68/177,851.60
  6. Step 6: Final answer
    x = 79,737.33

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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.