Home / 42,118.19-58,121.57-23,254.91

Finding the Fourth Proportional to 42,118.19, 58,121.57 and 23,254.91

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Solution

The fourth proportional to 42,118.19, 58,121.57 and 23,254.91 is: 32,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,118.19 : 58,121.57 = 23,254.91 : x
  2. Step 2: Convert to fraction form
    42,118.19/58,121.57 = 23,254.91/x
  3. Step 3: Cross multiply
    42,118.19x = 58,121.57 × 23,254.91
  4. Step 4: Simplify right side
    42,118.19x = 1,351,611,646.94
  5. Step 5: Solve for x
    x = 1,351,611,646.94/42,118.19
  6. Step 6: Final answer
    x = 32,090.93

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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.