Home / 115,754.60-173,631.90-36,868.20

Finding the Fourth Proportional to 115,754.60, 173,631.90 and 36,868.20

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Solution

The fourth proportional to 115,754.60, 173,631.90 and 36,868.20 is: 55,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,754.60 : 173,631.90 = 36,868.20 : x
  2. Step 2: Convert to fraction form
    115,754.60/173,631.90 = 36,868.20/x
  3. Step 3: Cross multiply
    115,754.60x = 173,631.90 × 36,868.20
  4. Step 4: Simplify right side
    115,754.60x = 6,401,495,615.58
  5. Step 5: Solve for x
    x = 6,401,495,615.58/115,754.60
  6. Step 6: Final answer
    x = 55,302.30

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1.5x scale

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.