Home / 157,974.30-236,954.16-39,643.02

Finding the Fourth Proportional to 157,974.30, 236,954.16 and 39,643.02

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Solution

The fourth proportional to 157,974.30, 236,954.16 and 39,643.02 is: 59,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,974.30 : 236,954.16 = 39,643.02 : x
  2. Step 2: Convert to fraction form
    157,974.30/236,954.16 = 39,643.02/x
  3. Step 3: Cross multiply
    157,974.30x = 236,954.16 × 39,643.02
  4. Step 4: Simplify right side
    157,974.30x = 9,393,578,503.96
  5. Step 5: Solve for x
    x = 9,393,578,503.96/157,974.30
  6. Step 6: Final answer
    x = 59,462.70

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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.