Home / 172,752.03-259,164.95-60,435.91

Finding the Fourth Proportional to 172,752.03, 259,164.95 and 60,435.91

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Solution

The fourth proportional to 172,752.03, 259,164.95 and 60,435.91 is: 90,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,752.03 : 259,164.95 = 60,435.91 : x
  2. Step 2: Convert to fraction form
    172,752.03/259,164.95 = 60,435.91/x
  3. Step 3: Cross multiply
    172,752.03x = 259,164.95 × 60,435.91
  4. Step 4: Simplify right side
    172,752.03x = 15,662,869,096.53
  5. Step 5: Solve for x
    x = 15,662,869,096.53/172,752.03
  6. Step 6: Final answer
    x = 90,666.77

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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.