Home / 109,375.40-163,625.70-94,746.80

Finding the Fourth Proportional to 109,375.40, 163,625.70 and 94,746.80

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Solution

The fourth proportional to 109,375.40, 163,625.70 and 94,746.80 is: 141,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,375.40 : 163,625.70 = 94,746.80 : x
  2. Step 2: Convert to fraction form
    109,375.40/163,625.70 = 94,746.80/x
  3. Step 3: Cross multiply
    109,375.40x = 163,625.70 × 94,746.80
  4. Step 4: Simplify right side
    109,375.40x = 15,503,011,472.76
  5. Step 5: Solve for x
    x = 15,503,011,472.76/109,375.40
  6. Step 6: Final answer
    x = 141,741.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.