Home / 38,840.88-58,135.98-20,095.11

Finding the Fourth Proportional to 38,840.88, 58,135.98 and 20,095.11

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Solution

The fourth proportional to 38,840.88, 58,135.98 and 20,095.11 is: 30,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,840.88 : 58,135.98 = 20,095.11 : x
  2. Step 2: Convert to fraction form
    38,840.88/58,135.98 = 20,095.11/x
  3. Step 3: Cross multiply
    38,840.88x = 58,135.98 × 20,095.11
  4. Step 4: Simplify right side
    38,840.88x = 1,168,248,913.06
  5. Step 5: Solve for x
    x = 1,168,248,913.06/38,840.88
  6. Step 6: Final answer
    x = 30,077.82

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1.5x scale

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.