Home / 133,032.90-199,549.35-127,784.10

Finding the Fourth Proportional to 133,032.90, 199,549.35 and 127,784.10

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Solution

The fourth proportional to 133,032.90, 199,549.35 and 127,784.10 is: 191,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032.90 : 199,549.35 = 127,784.10 : x
  2. Step 2: Convert to fraction form
    133,032.90/199,549.35 = 127,784.10/x
  3. Step 3: Cross multiply
    133,032.90x = 199,549.35 × 127,784.10
  4. Step 4: Simplify right side
    133,032.90x = 25,499,234,095.34
  5. Step 5: Solve for x
    x = 25,499,234,095.34/133,032.90
  6. Step 6: Final answer
    x = 191,676.15

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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.