Home / 236,812.61-326,687.48-172,181.70

Finding the Fourth Proportional to 236,812.61, 326,687.48 and 172,181.70

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Solution

The fourth proportional to 236,812.61, 326,687.48 and 172,181.70 is: 237,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,812.61 : 326,687.48 = 172,181.70 : x
  2. Step 2: Convert to fraction form
    236,812.61/326,687.48 = 172,181.70/x
  3. Step 3: Cross multiply
    236,812.61x = 326,687.48 × 172,181.70
  4. Step 4: Simplify right side
    236,812.61x = 56,249,605,459.89
  5. Step 5: Solve for x
    x = 56,249,605,459.89/236,812.61
  6. Step 6: Final answer
    x = 237,527.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.