Home / 286,224.85-429,338.75-167,813.15

Finding the Fourth Proportional to 286,224.85, 429,338.75 and 167,813.15

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Solution

The fourth proportional to 286,224.85, 429,338.75 and 167,813.15 is: 251,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,224.85 : 429,338.75 = 167,813.15 : x
  2. Step 2: Convert to fraction form
    286,224.85/429,338.75 = 167,813.15/x
  3. Step 3: Cross multiply
    286,224.85x = 429,338.75 × 167,813.15
  4. Step 4: Simplify right side
    286,224.85x = 72,048,685,068.80
  5. Step 5: Solve for x
    x = 72,048,685,068.80/286,224.85
  6. Step 6: Final answer
    x = 251,720.58

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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.