Home / 160,737.44-221,822.80-89,124.12

Finding the Fourth Proportional to 160,737.44, 221,822.80 and 89,124.12

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Solution

The fourth proportional to 160,737.44, 221,822.80 and 89,124.12 is: 122,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,737.44 : 221,822.80 = 89,124.12 : x
  2. Step 2: Convert to fraction form
    160,737.44/221,822.80 = 89,124.12/x
  3. Step 3: Cross multiply
    160,737.44x = 221,822.80 × 89,124.12
  4. Step 4: Simplify right side
    160,737.44x = 19,769,761,845.94
  5. Step 5: Solve for x
    x = 19,769,761,845.94/160,737.44
  6. Step 6: Final answer
    x = 122,994.13

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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.