Home / 286,311.15-429,519.52-94,196.38

Finding the Fourth Proportional to 286,311.15, 429,519.52 and 94,196.38

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Solution

The fourth proportional to 286,311.15, 429,519.52 and 94,196.38 is: 141,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,311.15 : 429,519.52 = 94,196.38 : x
  2. Step 2: Convert to fraction form
    286,311.15/429,519.52 = 94,196.38/x
  3. Step 3: Cross multiply
    286,311.15x = 429,519.52 × 94,196.38
  4. Step 4: Simplify right side
    286,311.15x = 40,459,182,378.56
  5. Step 5: Solve for x
    x = 40,459,182,378.56/286,311.15
  6. Step 6: Final answer
    x = 141,311.93

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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.