Home / 104,538.21-156,017.28-94,449.14

Finding the Fourth Proportional to 104,538.21, 156,017.28 and 94,449.14

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Solution

The fourth proportional to 104,538.21, 156,017.28 and 94,449.14 is: 140,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,538.21 : 156,017.28 = 94,449.14 : x
  2. Step 2: Convert to fraction form
    104,538.21/156,017.28 = 94,449.14/x
  3. Step 3: Cross multiply
    104,538.21x = 156,017.28 × 94,449.14
  4. Step 4: Simplify right side
    104,538.21x = 14,735,697,921.14
  5. Step 5: Solve for x
    x = 14,735,697,921.14/104,538.21
  6. Step 6: Final answer
    x = 140,959.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.