Home / 115,928.60-173,504.10-101,931.80

Finding the Fourth Proportional to 115,928.60, 173,504.10 and 101,931.80

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Solution

The fourth proportional to 115,928.60, 173,504.10 and 101,931.80 is: 152,555.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,928.60 : 173,504.10 = 101,931.80 : x
  2. Step 2: Convert to fraction form
    115,928.60/173,504.10 = 101,931.80/x
  3. Step 3: Cross multiply
    115,928.60x = 173,504.10 × 101,931.80
  4. Step 4: Simplify right side
    115,928.60x = 17,685,585,220.38
  5. Step 5: Solve for x
    x = 17,685,585,220.38/115,928.60
  6. Step 6: Final answer
    x = 152,555.84

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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.