Home / 158,520.84-237,777.80-38,578.34

Finding the Fourth Proportional to 158,520.84, 237,777.80 and 38,578.34

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Solution

The fourth proportional to 158,520.84, 237,777.80 and 38,578.34 is: 57,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,520.84 : 237,777.80 = 38,578.34 : x
  2. Step 2: Convert to fraction form
    158,520.84/237,777.80 = 38,578.34/x
  3. Step 3: Cross multiply
    158,520.84x = 237,777.80 × 38,578.34
  4. Step 4: Simplify right side
    158,520.84x = 9,173,071,431.07
  5. Step 5: Solve for x
    x = 9,173,071,431.07/158,520.84
  6. Step 6: Final answer
    x = 57,866.66

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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.