Home / 183,699.88-253,625.38-112,121.40

Finding the Fourth Proportional to 183,699.88, 253,625.38 and 112,121.40

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Solution

The fourth proportional to 183,699.88, 253,625.38 and 112,121.40 is: 154,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,699.88 : 253,625.38 = 112,121.40 : x
  2. Step 2: Convert to fraction form
    183,699.88/253,625.38 = 112,121.40/x
  3. Step 3: Cross multiply
    183,699.88x = 253,625.38 × 112,121.40
  4. Step 4: Simplify right side
    183,699.88x = 28,436,832,681.13
  5. Step 5: Solve for x
    x = 28,436,832,681.13/183,699.88
  6. Step 6: Final answer
    x = 154,800.50

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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.