Home / 108,218.58-149,338.78-60,472.32

Finding the Fourth Proportional to 108,218.58, 149,338.78 and 60,472.32

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Solution

The fourth proportional to 108,218.58, 149,338.78 and 60,472.32 is: 83,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,218.58 : 149,338.78 = 60,472.32 : x
  2. Step 2: Convert to fraction form
    108,218.58/149,338.78 = 60,472.32/x
  3. Step 3: Cross multiply
    108,218.58x = 149,338.78 × 60,472.32
  4. Step 4: Simplify right side
    108,218.58x = 9,030,862,492.57
  5. Step 5: Solve for x
    x = 9,030,862,492.57/108,218.58
  6. Step 6: Final answer
    x = 83,450.20

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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.