Home / 114,576.10-171,864.15-109,132.90

Finding the Fourth Proportional to 114,576.10, 171,864.15 and 109,132.90

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Solution

The fourth proportional to 114,576.10, 171,864.15 and 109,132.90 is: 163,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,576.10 : 171,864.15 = 109,132.90 : x
  2. Step 2: Convert to fraction form
    114,576.10/171,864.15 = 109,132.90/x
  3. Step 3: Cross multiply
    114,576.10x = 171,864.15 × 109,132.90
  4. Step 4: Simplify right side
    114,576.10x = 18,756,033,095.54
  5. Step 5: Solve for x
    x = 18,756,033,095.54/114,576.10
  6. Step 6: Final answer
    x = 163,699.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.