Home / 118,236.36-163,169.64-64,524.83

Finding the Fourth Proportional to 118,236.36, 163,169.64 and 64,524.83

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Solution

The fourth proportional to 118,236.36, 163,169.64 and 64,524.83 is: 89,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,236.36 : 163,169.64 = 64,524.83 : x
  2. Step 2: Convert to fraction form
    118,236.36/163,169.64 = 64,524.83/x
  3. Step 3: Cross multiply
    118,236.36x = 163,169.64 × 64,524.83
  4. Step 4: Simplify right side
    118,236.36x = 10,528,492,925.23
  5. Step 5: Solve for x
    x = 10,528,492,925.23/118,236.36
  6. Step 6: Final answer
    x = 89,046.15

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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.