Home / 123,003.90-184,068.45-112,506.30

Finding the Fourth Proportional to 123,003.90, 184,068.45 and 112,506.30

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Solution

The fourth proportional to 123,003.90, 184,068.45 and 112,506.30 is: 168,359.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,003.90 : 184,068.45 = 112,506.30 : x
  2. Step 2: Convert to fraction form
    123,003.90/184,068.45 = 112,506.30/x
  3. Step 3: Cross multiply
    123,003.90x = 184,068.45 × 112,506.30
  4. Step 4: Simplify right side
    123,003.90x = 20,708,860,256.24
  5. Step 5: Solve for x
    x = 20,708,860,256.24/123,003.90
  6. Step 6: Final answer
    x = 168,359.38

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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.