Home / 196,955.04-271,796.88-107,530.40

Finding the Fourth Proportional to 196,955.04, 271,796.88 and 107,530.40

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Solution

The fourth proportional to 196,955.04, 271,796.88 and 107,530.40 is: 148,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,955.04 : 271,796.88 = 107,530.40 : x
  2. Step 2: Convert to fraction form
    196,955.04/271,796.88 = 107,530.40/x
  3. Step 3: Cross multiply
    196,955.04x = 271,796.88 × 107,530.40
  4. Step 4: Simplify right side
    196,955.04x = 29,226,427,225.15
  5. Step 5: Solve for x
    x = 29,226,427,225.15/196,955.04
  6. Step 6: Final answer
    x = 148,391.36

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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.