Home / 116,914.60-175,328.70-38,031.40

Finding the Fourth Proportional to 116,914.60, 175,328.70 and 38,031.40

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Solution

The fourth proportional to 116,914.60, 175,328.70 and 38,031.40 is: 57,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,914.60 : 175,328.70 = 38,031.40 : x
  2. Step 2: Convert to fraction form
    116,914.60/175,328.70 = 38,031.40/x
  3. Step 3: Cross multiply
    116,914.60x = 175,328.70 × 38,031.40
  4. Step 4: Simplify right side
    116,914.60x = 6,667,995,921.18
  5. Step 5: Solve for x
    x = 6,667,995,921.18/116,914.60
  6. Step 6: Final answer
    x = 57,033.05

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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.