Home / 295,223.10-442,834.65-108,210.30

Finding the Fourth Proportional to 295,223.10, 442,834.65 and 108,210.30

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Solution

The fourth proportional to 295,223.10, 442,834.65 and 108,210.30 is: 162,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,223.10 : 442,834.65 = 108,210.30 : x
  2. Step 2: Convert to fraction form
    295,223.10/442,834.65 = 108,210.30/x
  3. Step 3: Cross multiply
    295,223.10x = 442,834.65 × 108,210.30
  4. Step 4: Simplify right side
    295,223.10x = 47,919,270,326.90
  5. Step 5: Solve for x
    x = 47,919,270,326.90/295,223.10
  6. Step 6: Final answer
    x = 162,315.45

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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.