Home / 242,733.40-363,905.70-102,376.60

Finding the Fourth Proportional to 242,733.40, 363,905.70 and 102,376.60

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Solution

The fourth proportional to 242,733.40, 363,905.70 and 102,376.60 is: 153,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,733.40 : 363,905.70 = 102,376.60 : x
  2. Step 2: Convert to fraction form
    242,733.40/363,905.70 = 102,376.60/x
  3. Step 3: Cross multiply
    242,733.40x = 363,905.70 × 102,376.60
  4. Step 4: Simplify right side
    242,733.40x = 37,255,428,286.62
  5. Step 5: Solve for x
    x = 37,255,428,286.62/242,733.40
  6. Step 6: Final answer
    x = 153,482.91

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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.