Home / 124,714.49-171,756.11-116,709.89

Finding the Fourth Proportional to 124,714.49, 171,756.11 and 116,709.89

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Solution

The fourth proportional to 124,714.49, 171,756.11 and 116,709.89 is: 160,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,714.49 : 171,756.11 = 116,709.89 : x
  2. Step 2: Convert to fraction form
    124,714.49/171,756.11 = 116,709.89/x
  3. Step 3: Cross multiply
    124,714.49x = 171,756.11 × 116,709.89
  4. Step 4: Simplify right side
    124,714.49x = 20,045,636,137.92
  5. Step 5: Solve for x
    x = 20,045,636,137.92/124,714.49
  6. Step 6: Final answer
    x = 160,732.22

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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.