Home / 207,625.03-286,522.56-112,131.70

Finding the Fourth Proportional to 207,625.03, 286,522.56 and 112,131.70

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Solution

The fourth proportional to 207,625.03, 286,522.56 and 112,131.70 is: 154,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,625.03 : 286,522.56 = 112,131.70 : x
  2. Step 2: Convert to fraction form
    207,625.03/286,522.56 = 112,131.70/x
  3. Step 3: Cross multiply
    207,625.03x = 286,522.56 × 112,131.70
  4. Step 4: Simplify right side
    207,625.03x = 32,128,261,741.15
  5. Step 5: Solve for x
    x = 32,128,261,741.15/207,625.03
  6. Step 6: Final answer
    x = 154,741.76

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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.