Home / 313,160.08-432,272.98-185,835.66

Finding the Fourth Proportional to 313,160.08, 432,272.98 and 185,835.66

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Solution

The fourth proportional to 313,160.08, 432,272.98 and 185,835.66 is: 256,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,160.08 : 432,272.98 = 185,835.66 : x
  2. Step 2: Convert to fraction form
    313,160.08/432,272.98 = 185,835.66/x
  3. Step 3: Cross multiply
    313,160.08x = 432,272.98 × 185,835.66
  4. Step 4: Simplify right side
    313,160.08x = 80,331,734,538.47
  5. Step 5: Solve for x
    x = 80,331,734,538.47/313,160.08
  6. Step 6: Final answer
    x = 256,519.72

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1.5x scale

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.