Home / 51,458.04-77,258.46-26,515.98

Finding the Fourth Proportional to 51,458.04, 77,258.46 and 26,515.98

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Solution

The fourth proportional to 51,458.04, 77,258.46 and 26,515.98 is: 39,810.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.04 : 77,258.46 = 26,515.98 : x
  2. Step 2: Convert to fraction form
    51,458.04/77,258.46 = 26,515.98/x
  3. Step 3: Cross multiply
    51,458.04x = 77,258.46 × 26,515.98
  4. Step 4: Simplify right side
    51,458.04x = 2,048,583,780.19
  5. Step 5: Solve for x
    x = 2,048,583,780.19/51,458.04
  6. Step 6: Final answer
    x = 39,810.76

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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.