Home / 295,219.35-442,615.59-115,152.21

Finding the Fourth Proportional to 295,219.35, 442,615.59 and 115,152.21

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Solution

The fourth proportional to 295,219.35, 442,615.59 and 115,152.21 is: 172,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,219.35 : 442,615.59 = 115,152.21 : x
  2. Step 2: Convert to fraction form
    295,219.35/442,615.59 = 115,152.21/x
  3. Step 3: Cross multiply
    295,219.35x = 442,615.59 × 115,152.21
  4. Step 4: Simplify right side
    295,219.35x = 50,968,163,368.95
  5. Step 5: Solve for x
    x = 50,968,163,368.95/295,219.35
  6. Step 6: Final answer
    x = 172,645.06

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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.