Home / 99,232.10-136,940.46-53,910.26

Finding the Fourth Proportional to 99,232.10, 136,940.46 and 53,910.26

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Solution

The fourth proportional to 99,232.10, 136,940.46 and 53,910.26 is: 74,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,232.10 : 136,940.46 = 53,910.26 : x
  2. Step 2: Convert to fraction form
    99,232.10/136,940.46 = 53,910.26/x
  3. Step 3: Cross multiply
    99,232.10x = 136,940.46 × 53,910.26
  4. Step 4: Simplify right side
    99,232.10x = 7,382,495,803.12
  5. Step 5: Solve for x
    x = 7,382,495,803.12/99,232.10
  6. Step 6: Final answer
    x = 74,396.25

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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.