Home / 163,528.43-245,290.22-45,197.15

Finding the Fourth Proportional to 163,528.43, 245,290.22 and 45,197.15

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Solution

The fourth proportional to 163,528.43, 245,290.22 and 45,197.15 is: 67,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,528.43 : 245,290.22 = 45,197.15 : x
  2. Step 2: Convert to fraction form
    163,528.43/245,290.22 = 45,197.15/x
  3. Step 3: Cross multiply
    163,528.43x = 245,290.22 × 45,197.15
  4. Step 4: Simplify right side
    163,528.43x = 11,086,418,640.89
  5. Step 5: Solve for x
    x = 11,086,418,640.89/163,528.43
  6. Step 6: Final answer
    x = 67,795.05

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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.