Home / 190,162.32-285,275.88-95,437.68

Finding the Fourth Proportional to 190,162.32, 285,275.88 and 95,437.68

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Solution

The fourth proportional to 190,162.32, 285,275.88 and 95,437.68 is: 143,172.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,162.32 : 285,275.88 = 95,437.68 : x
  2. Step 2: Convert to fraction form
    190,162.32/285,275.88 = 95,437.68/x
  3. Step 3: Cross multiply
    190,162.32x = 285,275.88 × 95,437.68
  4. Step 4: Simplify right side
    190,162.32x = 27,226,068,147.16
  5. Step 5: Solve for x
    x = 27,226,068,147.16/190,162.32
  6. Step 6: Final answer
    x = 143,172.78

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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.