Home / 121,826.89-182,580.74-58,521.06

Finding the Fourth Proportional to 121,826.89, 182,580.74 and 58,521.06

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Solution

The fourth proportional to 121,826.89, 182,580.74 and 58,521.06 is: 87,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,826.89 : 182,580.74 = 58,521.06 : x
  2. Step 2: Convert to fraction form
    121,826.89/182,580.74 = 58,521.06/x
  3. Step 3: Cross multiply
    121,826.89x = 182,580.74 × 58,521.06
  4. Step 4: Simplify right side
    121,826.89x = 10,684,818,440.38
  5. Step 5: Solve for x
    x = 10,684,818,440.38/121,826.89
  6. Step 6: Final answer
    x = 87,704.93

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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.