Home / 42,834.56-64,256.19-14,750.94

Finding the Fourth Proportional to 42,834.56, 64,256.19 and 14,750.94

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Solution

The fourth proportional to 42,834.56, 64,256.19 and 14,750.94 is: 22,127.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,834.56 : 64,256.19 = 14,750.94 : x
  2. Step 2: Convert to fraction form
    42,834.56/64,256.19 = 14,750.94/x
  3. Step 3: Cross multiply
    42,834.56x = 64,256.19 × 14,750.94
  4. Step 4: Simplify right side
    42,834.56x = 947,839,388.96
  5. Step 5: Solve for x
    x = 947,839,388.96/42,834.56
  6. Step 6: Final answer
    x = 22,127.91

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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.