Home / 242,895.24-364,373.28-130,420.80

Finding the Fourth Proportional to 242,895.24, 364,373.28 and 130,420.80

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Solution

The fourth proportional to 242,895.24, 364,373.28 and 130,420.80 is: 195,647.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,895.24 : 364,373.28 = 130,420.80 : x
  2. Step 2: Convert to fraction form
    242,895.24/364,373.28 = 130,420.80/x
  3. Step 3: Cross multiply
    242,895.24x = 364,373.28 × 130,420.80
  4. Step 4: Simplify right side
    242,895.24x = 47,521,854,676.22
  5. Step 5: Solve for x
    x = 47,521,854,676.22/242,895.24
  6. Step 6: Final answer
    x = 195,647.53

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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.