Home / 42,580.44-63,870.66-14,871.96

Finding the Fourth Proportional to 42,580.44, 63,870.66 and 14,871.96

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Solution

The fourth proportional to 42,580.44, 63,870.66 and 14,871.96 is: 22,307.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580.44 : 63,870.66 = 14,871.96 : x
  2. Step 2: Convert to fraction form
    42,580.44/63,870.66 = 14,871.96/x
  3. Step 3: Cross multiply
    42,580.44x = 63,870.66 × 14,871.96
  4. Step 4: Simplify right side
    42,580.44x = 949,881,900.69
  5. Step 5: Solve for x
    x = 949,881,900.69/42,580.44
  6. Step 6: Final answer
    x = 22,307.94

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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.