Home / 246,156.17-369,234.25-77,689.60

Finding the Fourth Proportional to 246,156.17, 369,234.25 and 77,689.60

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Solution

The fourth proportional to 246,156.17, 369,234.25 and 77,689.60 is: 116,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,156.17 : 369,234.25 = 77,689.60 : x
  2. Step 2: Convert to fraction form
    246,156.17/369,234.25 = 77,689.60/x
  3. Step 3: Cross multiply
    246,156.17x = 369,234.25 × 77,689.60
  4. Step 4: Simplify right side
    246,156.17x = 28,685,660,071.49
  5. Step 5: Solve for x
    x = 28,685,660,071.49/246,156.17
  6. Step 6: Final answer
    x = 116,534.40

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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.