Home / 38,742.48-58,133.34-28,901.52

Finding the Fourth Proportional to 38,742.48, 58,133.34 and 28,901.52

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Solution

The fourth proportional to 38,742.48, 58,133.34 and 28,901.52 is: 43,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,742.48 : 58,133.34 = 28,901.52 : x
  2. Step 2: Convert to fraction form
    38,742.48/58,133.34 = 28,901.52/x
  3. Step 3: Cross multiply
    38,742.48x = 58,133.34 × 28,901.52
  4. Step 4: Simplify right side
    38,742.48x = 1,680,141,888.68
  5. Step 5: Solve for x
    x = 1,680,141,888.68/38,742.48
  6. Step 6: Final answer
    x = 43,366.92

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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.