Home / 42,136.41-58,146.93-23,015.88

Finding the Fourth Proportional to 42,136.41, 58,146.93 and 23,015.88

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Solution

The fourth proportional to 42,136.41, 58,146.93 and 23,015.88 is: 31,761.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136.41 : 58,146.93 = 23,015.88 : x
  2. Step 2: Convert to fraction form
    42,136.41/58,146.93 = 23,015.88/x
  3. Step 3: Cross multiply
    42,136.41x = 58,146.93 × 23,015.88
  4. Step 4: Simplify right side
    42,136.41x = 1,338,302,763.25
  5. Step 5: Solve for x
    x = 1,338,302,763.25/42,136.41
  6. Step 6: Final answer
    x = 31,761.19

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1.5x scale

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.