Home / 99,094.54-148,651.38-28,019.50

Finding the Fourth Proportional to 99,094.54, 148,651.38 and 28,019.50

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Solution

The fourth proportional to 99,094.54, 148,651.38 and 28,019.50 is: 42,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,094.54 : 148,651.38 = 28,019.50 : x
  2. Step 2: Convert to fraction form
    99,094.54/148,651.38 = 28,019.50/x
  3. Step 3: Cross multiply
    99,094.54x = 148,651.38 × 28,019.50
  4. Step 4: Simplify right side
    99,094.54x = 4,165,137,341.91
  5. Step 5: Solve for x
    x = 4,165,137,341.91/99,094.54
  6. Step 6: Final answer
    x = 42,031.96

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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.