Home / 175,097.60-262,646.40-172,473.20

Finding the Fourth Proportional to 175,097.60, 262,646.40 and 172,473.20

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Solution

The fourth proportional to 175,097.60, 262,646.40 and 172,473.20 is: 258,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,097.60 : 262,646.40 = 172,473.20 : x
  2. Step 2: Convert to fraction form
    175,097.60/262,646.40 = 172,473.20/x
  3. Step 3: Cross multiply
    175,097.60x = 262,646.40 × 172,473.20
  4. Step 4: Simplify right side
    175,097.60x = 45,299,465,076.48
  5. Step 5: Solve for x
    x = 45,299,465,076.48/175,097.60
  6. Step 6: Final answer
    x = 258,709.80

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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.