Home / 108,366.88-149,214-94,862.56

Finding the Fourth Proportional to 108,366.88, 149,214 and 94,862.56

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Solution

The fourth proportional to 108,366.88, 149,214 and 94,862.56 is: 130,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,366.88 : 149,214 = 94,862.56 : x
  2. Step 2: Convert to fraction form
    108,366.88/149,214 = 94,862.56/x
  3. Step 3: Cross multiply
    108,366.88x = 149,214 × 94,862.56
  4. Step 4: Simplify right side
    108,366.88x = 14,154,822,027.84
  5. Step 5: Solve for x
    x = 14,154,822,027.84/108,366.88
  6. Step 6: Final answer
    x = 130,619.45

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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.