Home / 99,762.03-149,630.90-29,646.81

Finding the Fourth Proportional to 99,762.03, 149,630.90 and 29,646.81

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Solution

The fourth proportional to 99,762.03, 149,630.90 and 29,646.81 is: 44,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,762.03 : 149,630.90 = 29,646.81 : x
  2. Step 2: Convert to fraction form
    99,762.03/149,630.90 = 29,646.81/x
  3. Step 3: Cross multiply
    99,762.03x = 149,630.90 × 29,646.81
  4. Step 4: Simplify right side
    99,762.03x = 4,436,078,714.19
  5. Step 5: Solve for x
    x = 4,436,078,714.19/99,762.03
  6. Step 6: Final answer
    x = 44,466.60

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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.