Home / 113,599.06-170,430.20-49,562.81

Finding the Fourth Proportional to 113,599.06, 170,430.20 and 49,562.81

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Solution

The fourth proportional to 113,599.06, 170,430.20 and 49,562.81 is: 74,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,599.06 : 170,430.20 = 49,562.81 : x
  2. Step 2: Convert to fraction form
    113,599.06/170,430.20 = 49,562.81/x
  3. Step 3: Cross multiply
    113,599.06x = 170,430.20 × 49,562.81
  4. Step 4: Simplify right side
    113,599.06x = 8,446,999,620.86
  5. Step 5: Solve for x
    x = 8,446,999,620.86/113,599.06
  6. Step 6: Final answer
    x = 74,358.01

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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.