Home / 79,022.40-118,626.20-62,393.64

Finding the Fourth Proportional to 79,022.40, 118,626.20 and 62,393.64

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Solution

The fourth proportional to 79,022.40, 118,626.20 and 62,393.64 is: 93,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,022.40 : 118,626.20 = 62,393.64 : x
  2. Step 2: Convert to fraction form
    79,022.40/118,626.20 = 62,393.64/x
  3. Step 3: Cross multiply
    79,022.40x = 118,626.20 × 62,393.64
  4. Step 4: Simplify right side
    79,022.40x = 7,401,520,417.37
  5. Step 5: Solve for x
    x = 7,401,520,417.37/79,022.40
  6. Step 6: Final answer
    x = 93,663.57

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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.