Home / 170,681.14-255,942.46-99,624.30

Finding the Fourth Proportional to 170,681.14, 255,942.46 and 99,624.30

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Solution

The fourth proportional to 170,681.14, 255,942.46 and 99,624.30 is: 149,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,681.14 : 255,942.46 = 99,624.30 : x
  2. Step 2: Convert to fraction form
    170,681.14/255,942.46 = 99,624.30/x
  3. Step 3: Cross multiply
    170,681.14x = 255,942.46 × 99,624.30
  4. Step 4: Simplify right side
    170,681.14x = 25,498,088,417.78
  5. Step 5: Solve for x
    x = 25,498,088,417.78/170,681.14
  6. Step 6: Final answer
    x = 149,390.19

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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.