Home / 102,857.65-141,886.39-59,832.30

Finding the Fourth Proportional to 102,857.65, 141,886.39 and 59,832.30

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Solution

The fourth proportional to 102,857.65, 141,886.39 and 59,832.30 is: 82,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,857.65 : 141,886.39 = 59,832.30 : x
  2. Step 2: Convert to fraction form
    102,857.65/141,886.39 = 59,832.30/x
  3. Step 3: Cross multiply
    102,857.65x = 141,886.39 × 59,832.30
  4. Step 4: Simplify right side
    102,857.65x = 8,489,388,043.80
  5. Step 5: Solve for x
    x = 8,489,388,043.80/102,857.65
  6. Step 6: Final answer
    x = 82,535.31

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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.