Home / 158,397.12-237,546-51,756.76

Finding the Fourth Proportional to 158,397.12, 237,546 and 51,756.76

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Solution

The fourth proportional to 158,397.12, 237,546 and 51,756.76 is: 77,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,397.12 : 237,546 = 51,756.76 : x
  2. Step 2: Convert to fraction form
    158,397.12/237,546 = 51,756.76/x
  3. Step 3: Cross multiply
    158,397.12x = 237,546 × 51,756.76
  4. Step 4: Simplify right side
    158,397.12x = 12,294,611,310.96
  5. Step 5: Solve for x
    x = 12,294,611,310.96/158,397.12
  6. Step 6: Final answer
    x = 77,618.91

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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.