Home / 160,528.26-221,526.24-88,906.77

Finding the Fourth Proportional to 160,528.26, 221,526.24 and 88,906.77

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Solution

The fourth proportional to 160,528.26, 221,526.24 and 88,906.77 is: 122,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,528.26 : 221,526.24 = 88,906.77 : x
  2. Step 2: Convert to fraction form
    160,528.26/221,526.24 = 88,906.77/x
  3. Step 3: Cross multiply
    160,528.26x = 221,526.24 × 88,906.77
  4. Step 4: Simplify right side
    160,528.26x = 19,695,182,468.64
  5. Step 5: Solve for x
    x = 19,695,182,468.64/160,528.26
  6. Step 6: Final answer
    x = 122,689.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.