Home / 242,795.40-364,020.30-92,977.80

Finding the Fourth Proportional to 242,795.40, 364,020.30 and 92,977.80

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Solution

The fourth proportional to 242,795.40, 364,020.30 and 92,977.80 is: 139,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,795.40 : 364,020.30 = 92,977.80 : x
  2. Step 2: Convert to fraction form
    242,795.40/364,020.30 = 92,977.80/x
  3. Step 3: Cross multiply
    242,795.40x = 364,020.30 × 92,977.80
  4. Step 4: Simplify right side
    242,795.40x = 33,845,806,649.34
  5. Step 5: Solve for x
    x = 33,845,806,649.34/242,795.40
  6. Step 6: Final answer
    x = 139,400.53

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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.