Home / 102,233.16-153,424.26-52,354.98

Finding the Fourth Proportional to 102,233.16, 153,424.26 and 52,354.98

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Solution

The fourth proportional to 102,233.16, 153,424.26 and 52,354.98 is: 78,570.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,233.16 : 153,424.26 = 52,354.98 : x
  2. Step 2: Convert to fraction form
    102,233.16/153,424.26 = 52,354.98/x
  3. Step 3: Cross multiply
    102,233.16x = 153,424.26 × 52,354.98
  4. Step 4: Simplify right side
    102,233.16x = 8,032,524,063.81
  5. Step 5: Solve for x
    x = 8,032,524,063.81/102,233.16
  6. Step 6: Final answer
    x = 78,570.63

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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.