Home / 99,035.29-148,299.37-54,612.77

Finding the Fourth Proportional to 99,035.29, 148,299.37 and 54,612.77

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Solution

The fourth proportional to 99,035.29, 148,299.37 and 54,612.77 is: 81,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,035.29 : 148,299.37 = 54,612.77 : x
  2. Step 2: Convert to fraction form
    99,035.29/148,299.37 = 54,612.77/x
  3. Step 3: Cross multiply
    99,035.29x = 148,299.37 × 54,612.77
  4. Step 4: Simplify right side
    99,035.29x = 8,099,038,814.12
  5. Step 5: Solve for x
    x = 8,099,038,814.12/99,035.29
  6. Step 6: Final answer
    x = 81,779.32

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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.