Home / 238,755.40-358,094.17-70,236.32

Finding the Fourth Proportional to 238,755.40, 358,094.17 and 70,236.32

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Solution

The fourth proportional to 238,755.40, 358,094.17 and 70,236.32 is: 105,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,755.40 : 358,094.17 = 70,236.32 : x
  2. Step 2: Convert to fraction form
    238,755.40/358,094.17 = 70,236.32/x
  3. Step 3: Cross multiply
    238,755.40x = 358,094.17 × 70,236.32
  4. Step 4: Simplify right side
    238,755.40x = 25,151,217,637.92
  5. Step 5: Solve for x
    x = 25,151,217,637.92/238,755.40
  6. Step 6: Final answer
    x = 105,343.03

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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.