Home / 96,480.16-133,088.37-68,136.64

Finding the Fourth Proportional to 96,480.16, 133,088.37 and 68,136.64

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Solution

The fourth proportional to 96,480.16, 133,088.37 and 68,136.64 is: 93,990.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,480.16 : 133,088.37 = 68,136.64 : x
  2. Step 2: Convert to fraction form
    96,480.16/133,088.37 = 68,136.64/x
  3. Step 3: Cross multiply
    96,480.16x = 133,088.37 × 68,136.64
  4. Step 4: Simplify right side
    96,480.16x = 9,068,194,354.88
  5. Step 5: Solve for x
    x = 9,068,194,354.88/96,480.16
  6. Step 6: Final answer
    x = 93,990.25

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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.