Home / 103,060-154,533.20-31,962.96

Finding the Fourth Proportional to 103,060, 154,533.20 and 31,962.96

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Solution

The fourth proportional to 103,060, 154,533.20 and 31,962.96 is: 47,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,060 : 154,533.20 = 31,962.96 : x
  2. Step 2: Convert to fraction form
    103,060/154,533.20 = 31,962.96/x
  3. Step 3: Cross multiply
    103,060x = 154,533.20 × 31,962.96
  4. Step 4: Simplify right side
    103,060x = 4,939,338,490.27
  5. Step 5: Solve for x
    x = 4,939,338,490.27/103,060
  6. Step 6: Final answer
    x = 47,926.82

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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.