Home / 58,388.19-80,581.67-35,742.15

Finding the Fourth Proportional to 58,388.19, 80,581.67 and 35,742.15

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Solution

The fourth proportional to 58,388.19, 80,581.67 and 35,742.15 is: 49,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,388.19 : 80,581.67 = 35,742.15 : x
  2. Step 2: Convert to fraction form
    58,388.19/80,581.67 = 35,742.15/x
  3. Step 3: Cross multiply
    58,388.19x = 80,581.67 × 35,742.15
  4. Step 4: Simplify right side
    58,388.19x = 2,880,161,957.68
  5. Step 5: Solve for x
    x = 2,880,161,957.68/58,388.19
  6. Step 6: Final answer
    x = 49,327.82

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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.