Home / 160,552.94-221,569.29-88,931.52

Finding the Fourth Proportional to 160,552.94, 221,569.29 and 88,931.52

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Solution

The fourth proportional to 160,552.94, 221,569.29 and 88,931.52 is: 122,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,552.94 : 221,569.29 = 88,931.52 : x
  2. Step 2: Convert to fraction form
    160,552.94/221,569.29 = 88,931.52/x
  3. Step 3: Cross multiply
    160,552.94x = 221,569.29 × 88,931.52
  4. Step 4: Simplify right side
    160,552.94x = 19,704,493,745.02
  5. Step 5: Solve for x
    x = 19,704,493,745.02/160,552.94
  6. Step 6: Final answer
    x = 122,728.95

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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.