Home / 109,532.70-151,155.99-60,475.86

Finding the Fourth Proportional to 109,532.70, 151,155.99 and 60,475.86

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Solution

The fourth proportional to 109,532.70, 151,155.99 and 60,475.86 is: 83,457.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,532.70 : 151,155.99 = 60,475.86 : x
  2. Step 2: Convert to fraction form
    109,532.70/151,155.99 = 60,475.86/x
  3. Step 3: Cross multiply
    109,532.70x = 151,155.99 × 60,475.86
  4. Step 4: Simplify right side
    109,532.70x = 9,141,288,489.40
  5. Step 5: Solve for x
    x = 9,141,288,489.40/109,532.70
  6. Step 6: Final answer
    x = 83,457.16

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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.