Home / 96,685.57-133,450.59-66,071.08

Finding the Fourth Proportional to 96,685.57, 133,450.59 and 66,071.08

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Solution

The fourth proportional to 96,685.57, 133,450.59 and 66,071.08 is: 91,194.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,685.57 : 133,450.59 = 66,071.08 : x
  2. Step 2: Convert to fraction form
    96,685.57/133,450.59 = 66,071.08/x
  3. Step 3: Cross multiply
    96,685.57x = 133,450.59 × 66,071.08
  4. Step 4: Simplify right side
    96,685.57x = 8,817,224,607.94
  5. Step 5: Solve for x
    x = 8,817,224,607.94/96,685.57
  6. Step 6: Final answer
    x = 91,194.84

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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.