Home / 62,521.81-93,782.24-53,139.58

Finding the Fourth Proportional to 62,521.81, 93,782.24 and 53,139.58

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Solution

The fourth proportional to 62,521.81, 93,782.24 and 53,139.58 is: 79,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,521.81 : 93,782.24 = 53,139.58 : x
  2. Step 2: Convert to fraction form
    62,521.81/93,782.24 = 53,139.58/x
  3. Step 3: Cross multiply
    62,521.81x = 93,782.24 × 53,139.58
  4. Step 4: Simplify right side
    62,521.81x = 4,983,548,544.18
  5. Step 5: Solve for x
    x = 4,983,548,544.18/62,521.81
  6. Step 6: Final answer
    x = 79,708.96

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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.