Home / 98,818.67-148,375.63-97,342.45

Finding the Fourth Proportional to 98,818.67, 148,375.63 and 97,342.45

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Solution

The fourth proportional to 98,818.67, 148,375.63 and 97,342.45 is: 146,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,818.67 : 148,375.63 = 97,342.45 : x
  2. Step 2: Convert to fraction form
    98,818.67/148,375.63 = 97,342.45/x
  3. Step 3: Cross multiply
    98,818.67x = 148,375.63 × 97,342.45
  4. Step 4: Simplify right side
    98,818.67x = 14,443,247,344.49
  5. Step 5: Solve for x
    x = 14,443,247,344.49/98,818.67
  6. Step 6: Final answer
    x = 146,159.09

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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.