Home / 97,939.53-134,967.06-66,053.07

Finding the Fourth Proportional to 97,939.53, 134,967.06 and 66,053.07

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Solution

The fourth proportional to 97,939.53, 134,967.06 and 66,053.07 is: 91,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,939.53 : 134,967.06 = 66,053.07 : x
  2. Step 2: Convert to fraction form
    97,939.53/134,967.06 = 66,053.07/x
  3. Step 3: Cross multiply
    97,939.53x = 134,967.06 × 66,053.07
  4. Step 4: Simplify right side
    97,939.53x = 8,914,988,661.87
  5. Step 5: Solve for x
    x = 8,914,988,661.87/97,939.53
  6. Step 6: Final answer
    x = 91,025.44

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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.