Home / 157,031.77-235,544.47-38,704.14

Finding the Fourth Proportional to 157,031.77, 235,544.47 and 38,704.14

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Solution

The fourth proportional to 157,031.77, 235,544.47 and 38,704.14 is: 58,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,031.77 : 235,544.47 = 38,704.14 : x
  2. Step 2: Convert to fraction form
    157,031.77/235,544.47 = 38,704.14/x
  3. Step 3: Cross multiply
    157,031.77x = 235,544.47 × 38,704.14
  4. Step 4: Simplify right side
    157,031.77x = 9,116,546,143.11
  5. Step 5: Solve for x
    x = 9,116,546,143.11/157,031.77
  6. Step 6: Final answer
    x = 58,055.42

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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.