Home / 75,295.03-112,720.63-65,953.30

Finding the Fourth Proportional to 75,295.03, 112,720.63 and 65,953.30

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Solution

The fourth proportional to 75,295.03, 112,720.63 and 65,953.30 is: 98,735.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,295.03 : 112,720.63 = 65,953.30 : x
  2. Step 2: Convert to fraction form
    75,295.03/112,720.63 = 65,953.30/x
  3. Step 3: Cross multiply
    75,295.03x = 112,720.63 × 65,953.30
  4. Step 4: Simplify right side
    75,295.03x = 7,434,297,526.58
  5. Step 5: Solve for x
    x = 7,434,297,526.58/75,295.03
  6. Step 6: Final answer
    x = 98,735.57

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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.