Home / 374,350.07-561,206.86-163,830.71

Finding the Fourth Proportional to 374,350.07, 561,206.86 and 163,830.71

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Solution

The fourth proportional to 374,350.07, 561,206.86 and 163,830.71 is: 245,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,350.07 : 561,206.86 = 163,830.71 : x
  2. Step 2: Convert to fraction form
    374,350.07/561,206.86 = 163,830.71/x
  3. Step 3: Cross multiply
    374,350.07x = 561,206.86 × 163,830.71
  4. Step 4: Simplify right side
    374,350.07x = 91,942,918,330.67
  5. Step 5: Solve for x
    x = 91,942,918,330.67/374,350.07
  6. Step 6: Final answer
    x = 245,606.79

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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.