Home / 195,973.12-293,928.18-53,785.18

Finding the Fourth Proportional to 195,973.12, 293,928.18 and 53,785.18

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Solution

The fourth proportional to 195,973.12, 293,928.18 and 53,785.18 is: 80,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,973.12 : 293,928.18 = 53,785.18 : x
  2. Step 2: Convert to fraction form
    195,973.12/293,928.18 = 53,785.18/x
  3. Step 3: Cross multiply
    195,973.12x = 293,928.18 × 53,785.18
  4. Step 4: Simplify right side
    195,973.12x = 15,808,980,068.37
  5. Step 5: Solve for x
    x = 15,808,980,068.37/195,973.12
  6. Step 6: Final answer
    x = 80,669.12

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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.