Home / 145,785.03-218,700.98-51,013.10

Finding the Fourth Proportional to 145,785.03, 218,700.98 and 51,013.10

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Solution

The fourth proportional to 145,785.03, 218,700.98 and 51,013.10 is: 76,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,785.03 : 218,700.98 = 51,013.10 : x
  2. Step 2: Convert to fraction form
    145,785.03/218,700.98 = 51,013.10/x
  3. Step 3: Cross multiply
    145,785.03x = 218,700.98 × 51,013.10
  4. Step 4: Simplify right side
    145,785.03x = 11,156,614,962.84
  5. Step 5: Solve for x
    x = 11,156,614,962.84/145,785.03
  6. Step 6: Final answer
    x = 76,527.85

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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.