Home / 122,208.30-183,312.45-111,710.70

Finding the Fourth Proportional to 122,208.30, 183,312.45 and 111,710.70

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Solution

The fourth proportional to 122,208.30, 183,312.45 and 111,710.70 is: 167,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,208.30 : 183,312.45 = 111,710.70 : x
  2. Step 2: Convert to fraction form
    122,208.30/183,312.45 = 111,710.70/x
  3. Step 3: Cross multiply
    122,208.30x = 183,312.45 × 111,710.70
  4. Step 4: Simplify right side
    122,208.30x = 20,477,962,108.22
  5. Step 5: Solve for x
    x = 20,477,962,108.22/122,208.30
  6. Step 6: Final answer
    x = 167,566.05

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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.