Home / 51,529.29-77,644.93-42,374.37

Finding the Fourth Proportional to 51,529.29, 77,644.93 and 42,374.37

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Solution

The fourth proportional to 51,529.29, 77,644.93 and 42,374.37 is: 63,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,529.29 : 77,644.93 = 42,374.37 : x
  2. Step 2: Convert to fraction form
    51,529.29/77,644.93 = 42,374.37/x
  3. Step 3: Cross multiply
    51,529.29x = 77,644.93 × 42,374.37
  4. Step 4: Simplify right side
    51,529.29x = 3,290,154,602.00
  5. Step 5: Solve for x
    x = 3,290,154,602.00/51,529.29
  6. Step 6: Final answer
    x = 63,850.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.