Home / 108,566.19-149,820.84-60,819.93

Finding the Fourth Proportional to 108,566.19, 149,820.84 and 60,819.93

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Solution

The fourth proportional to 108,566.19, 149,820.84 and 60,819.93 is: 83,931.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,566.19 : 149,820.84 = 60,819.93 : x
  2. Step 2: Convert to fraction form
    108,566.19/149,820.84 = 60,819.93/x
  3. Step 3: Cross multiply
    108,566.19x = 149,820.84 × 60,819.93
  4. Step 4: Simplify right side
    108,566.19x = 9,112,093,001.34
  5. Step 5: Solve for x
    x = 9,112,093,001.34/108,566.19
  6. Step 6: Final answer
    x = 83,931.22

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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.