Home / 108,721.44-150,035.32-60,330.72

Finding the Fourth Proportional to 108,721.44, 150,035.32 and 60,330.72

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Solution

The fourth proportional to 108,721.44, 150,035.32 and 60,330.72 is: 83,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,721.44 : 150,035.32 = 60,330.72 : x
  2. Step 2: Convert to fraction form
    108,721.44/150,035.32 = 60,330.72/x
  3. Step 3: Cross multiply
    108,721.44x = 150,035.32 × 60,330.72
  4. Step 4: Simplify right side
    108,721.44x = 9,051,738,881.03
  5. Step 5: Solve for x
    x = 9,051,738,881.03/108,721.44
  6. Step 6: Final answer
    x = 83,256.25

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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.