Home / 117,569.52-162,226.98-72,232.92

Finding the Fourth Proportional to 117,569.52, 162,226.98 and 72,232.92

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Solution

The fourth proportional to 117,569.52, 162,226.98 and 72,232.92 is: 99,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,569.52 : 162,226.98 = 72,232.92 : x
  2. Step 2: Convert to fraction form
    117,569.52/162,226.98 = 72,232.92/x
  3. Step 3: Cross multiply
    117,569.52x = 162,226.98 × 72,232.92
  4. Step 4: Simplify right side
    117,569.52x = 11,718,128,468.18
  5. Step 5: Solve for x
    x = 11,718,128,468.18/117,569.52
  6. Step 6: Final answer
    x = 99,669.78

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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.