Home / 140,260.51-193,560.21-76,598.30

Finding the Fourth Proportional to 140,260.51, 193,560.21 and 76,598.30

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Solution

The fourth proportional to 140,260.51, 193,560.21 and 76,598.30 is: 105,706.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,260.51 : 193,560.21 = 76,598.30 : x
  2. Step 2: Convert to fraction form
    140,260.51/193,560.21 = 76,598.30/x
  3. Step 3: Cross multiply
    140,260.51x = 193,560.21 × 76,598.30
  4. Step 4: Simplify right side
    140,260.51x = 14,826,382,650.65
  5. Step 5: Solve for x
    x = 14,826,382,650.65/140,260.51
  6. Step 6: Final answer
    x = 105,706.04

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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.