Home / 133,088.99-199,467.36-66,548.16

Finding the Fourth Proportional to 133,088.99, 199,467.36 and 66,548.16

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Solution

The fourth proportional to 133,088.99, 199,467.36 and 66,548.16 is: 99,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,088.99 : 199,467.36 = 66,548.16 : x
  2. Step 2: Convert to fraction form
    133,088.99/199,467.36 = 66,548.16/x
  3. Step 3: Cross multiply
    133,088.99x = 199,467.36 × 66,548.16
  4. Step 4: Simplify right side
    133,088.99x = 13,274,185,788.06
  5. Step 5: Solve for x
    x = 13,274,185,788.06/133,088.99
  6. Step 6: Final answer
    x = 99,739.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.