Home / 170,405.16-235,199.19-105,923.04

Finding the Fourth Proportional to 170,405.16, 235,199.19 and 105,923.04

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Solution

The fourth proportional to 170,405.16, 235,199.19 and 105,923.04 is: 146,198.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,405.16 : 235,199.19 = 105,923.04 : x
  2. Step 2: Convert to fraction form
    170,405.16/235,199.19 = 105,923.04/x
  3. Step 3: Cross multiply
    170,405.16x = 235,199.19 × 105,923.04
  4. Step 4: Simplify right side
    170,405.16x = 24,913,013,210.34
  5. Step 5: Solve for x
    x = 24,913,013,210.34/170,405.16
  6. Step 6: Final answer
    x = 146,198.70

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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.