Home / 196,746.77-271,510.58-111,869.03

Finding the Fourth Proportional to 196,746.77, 271,510.58 and 111,869.03

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Solution

The fourth proportional to 196,746.77, 271,510.58 and 111,869.03 is: 154,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,746.77 : 271,510.58 = 111,869.03 : x
  2. Step 2: Convert to fraction form
    196,746.77/271,510.58 = 111,869.03/x
  3. Step 3: Cross multiply
    196,746.77x = 271,510.58 × 111,869.03
  4. Step 4: Simplify right side
    196,746.77x = 30,373,625,219.34
  5. Step 5: Solve for x
    x = 30,373,625,219.34/196,746.77
  6. Step 6: Final answer
    x = 154,379.28

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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.