Home / 110,307.80-164,214.28-109,651.70

Finding the Fourth Proportional to 110,307.80, 164,214.28 and 109,651.70

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Solution

The fourth proportional to 110,307.80, 164,214.28 and 109,651.70 is: 163,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,307.80 : 164,214.28 = 109,651.70 : x
  2. Step 2: Convert to fraction form
    110,307.80/164,214.28 = 109,651.70/x
  3. Step 3: Cross multiply
    110,307.80x = 164,214.28 × 109,651.70
  4. Step 4: Simplify right side
    110,307.80x = 18,006,374,966.28
  5. Step 5: Solve for x
    x = 18,006,374,966.28/110,307.80
  6. Step 6: Final answer
    x = 163,237.55

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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.