Home / 183,543.45-253,336.52-125,423.72

Finding the Fourth Proportional to 183,543.45, 253,336.52 and 125,423.72

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Solution

The fourth proportional to 183,543.45, 253,336.52 and 125,423.72 is: 173,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,543.45 : 253,336.52 = 125,423.72 : x
  2. Step 2: Convert to fraction form
    183,543.45/253,336.52 = 125,423.72/x
  3. Step 3: Cross multiply
    183,543.45x = 253,336.52 × 125,423.72
  4. Step 4: Simplify right side
    183,543.45x = 31,774,408,747.14
  5. Step 5: Solve for x
    x = 31,774,408,747.14/183,543.45
  6. Step 6: Final answer
    x = 173,116.55

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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.