Home / 99,450.02-148,945.26-59,919.86

Finding the Fourth Proportional to 99,450.02, 148,945.26 and 59,919.86

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Solution

The fourth proportional to 99,450.02, 148,945.26 and 59,919.86 is: 89,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,450.02 : 148,945.26 = 59,919.86 : x
  2. Step 2: Convert to fraction form
    99,450.02/148,945.26 = 59,919.86/x
  3. Step 3: Cross multiply
    99,450.02x = 148,945.26 × 59,919.86
  4. Step 4: Simplify right side
    99,450.02x = 8,924,779,126.86
  5. Step 5: Solve for x
    x = 8,924,779,126.86/99,450.02
  6. Step 6: Final answer
    x = 89,741.35

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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.