Home / 154,515.02-231,624.57-49,265.78

Finding the Fourth Proportional to 154,515.02, 231,624.57 and 49,265.78

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Solution

The fourth proportional to 154,515.02, 231,624.57 and 49,265.78 is: 73,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,515.02 : 231,624.57 = 49,265.78 : x
  2. Step 2: Convert to fraction form
    154,515.02/231,624.57 = 49,265.78/x
  3. Step 3: Cross multiply
    154,515.02x = 231,624.57 × 49,265.78
  4. Step 4: Simplify right side
    154,515.02x = 11,411,165,108.21
  5. Step 5: Solve for x
    x = 11,411,165,108.21/154,515.02
  6. Step 6: Final answer
    x = 73,851.49

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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.