Home / 110,925.06-152,942.63-76,962.57

Finding the Fourth Proportional to 110,925.06, 152,942.63 and 76,962.57

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Solution

The fourth proportional to 110,925.06, 152,942.63 and 76,962.57 is: 106,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,925.06 : 152,942.63 = 76,962.57 : x
  2. Step 2: Convert to fraction form
    110,925.06/152,942.63 = 76,962.57/x
  3. Step 3: Cross multiply
    110,925.06x = 152,942.63 × 76,962.57
  4. Step 4: Simplify right side
    110,925.06x = 11,770,857,482.55
  5. Step 5: Solve for x
    x = 11,770,857,482.55/110,925.06
  6. Step 6: Final answer
    x = 106,115.40

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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.