Home / 101,913.48-152,703.74-61,944.68

Finding the Fourth Proportional to 101,913.48, 152,703.74 and 61,944.68

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Solution

The fourth proportional to 101,913.48, 152,703.74 and 61,944.68 is: 92,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,913.48 : 152,703.74 = 61,944.68 : x
  2. Step 2: Convert to fraction form
    101,913.48/152,703.74 = 61,944.68/x
  3. Step 3: Cross multiply
    101,913.48x = 152,703.74 × 61,944.68
  4. Step 4: Simplify right side
    101,913.48x = 9,459,184,309.10
  5. Step 5: Solve for x
    x = 9,459,184,309.10/101,913.48
  6. Step 6: Final answer
    x = 92,815.83

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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.