Home / 42,701.50-58,943.79-25,706.53

Finding the Fourth Proportional to 42,701.50, 58,943.79 and 25,706.53

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Solution

The fourth proportional to 42,701.50, 58,943.79 and 25,706.53 is: 35,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701.50 : 58,943.79 = 25,706.53 : x
  2. Step 2: Convert to fraction form
    42,701.50/58,943.79 = 25,706.53/x
  3. Step 3: Cross multiply
    42,701.50x = 58,943.79 × 25,706.53
  4. Step 4: Simplify right side
    42,701.50x = 1,515,240,549.71
  5. Step 5: Solve for x
    x = 1,515,240,549.71/42,701.50
  6. Step 6: Final answer
    x = 35,484.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.