Home / 108,741.58-150,053.32-60,985.68

Finding the Fourth Proportional to 108,741.58, 150,053.32 and 60,985.68

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Solution

The fourth proportional to 108,741.58, 150,053.32 and 60,985.68 is: 84,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,741.58 : 150,053.32 = 60,985.68 : x
  2. Step 2: Convert to fraction form
    108,741.58/150,053.32 = 60,985.68/x
  3. Step 3: Cross multiply
    108,741.58x = 150,053.32 × 60,985.68
  4. Step 4: Simplify right side
    108,741.58x = 9,151,103,756.46
  5. Step 5: Solve for x
    x = 9,151,103,756.46/108,741.58
  6. Step 6: Final answer
    x = 84,154.60

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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.