Home / 105,541.56-158,370.66-58,820.76

Finding the Fourth Proportional to 105,541.56, 158,370.66 and 58,820.76

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Solution

The fourth proportional to 105,541.56, 158,370.66 and 58,820.76 is: 88,263.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,541.56 : 158,370.66 = 58,820.76 : x
  2. Step 2: Convert to fraction form
    105,541.56/158,370.66 = 58,820.76/x
  3. Step 3: Cross multiply
    105,541.56x = 158,370.66 × 58,820.76
  4. Step 4: Simplify right side
    105,541.56x = 9,315,482,582.90
  5. Step 5: Solve for x
    x = 9,315,482,582.90/105,541.56
  6. Step 6: Final answer
    x = 88,263.64

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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.