Home / 116,418.92-160,671.42-64,741.16

Finding the Fourth Proportional to 116,418.92, 160,671.42 and 64,741.16

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Solution

The fourth proportional to 116,418.92, 160,671.42 and 64,741.16 is: 89,350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,418.92 : 160,671.42 = 64,741.16 : x
  2. Step 2: Convert to fraction form
    116,418.92/160,671.42 = 64,741.16/x
  3. Step 3: Cross multiply
    116,418.92x = 160,671.42 × 64,741.16
  4. Step 4: Simplify right side
    116,418.92x = 10,402,054,511.33
  5. Step 5: Solve for x
    x = 10,402,054,511.33/116,418.92
  6. Step 6: Final answer
    x = 89,350.21

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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.