Home / 196,955.52-271,795.14-112,070.76

Finding the Fourth Proportional to 196,955.52, 271,795.14 and 112,070.76

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Solution

The fourth proportional to 196,955.52, 271,795.14 and 112,070.76 is: 154,655.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,955.52 : 271,795.14 = 112,070.76 : x
  2. Step 2: Convert to fraction form
    196,955.52/271,795.14 = 112,070.76/x
  3. Step 3: Cross multiply
    196,955.52x = 271,795.14 × 112,070.76
  4. Step 4: Simplify right side
    196,955.52x = 30,460,287,904.11
  5. Step 5: Solve for x
    x = 30,460,287,904.11/196,955.52
  6. Step 6: Final answer
    x = 154,655.67

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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.