Home / 136,066.20-204,001.75-63,978.76

Finding the Fourth Proportional to 136,066.20, 204,001.75 and 63,978.76

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Solution

The fourth proportional to 136,066.20, 204,001.75 and 63,978.76 is: 95,922.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,066.20 : 204,001.75 = 63,978.76 : x
  2. Step 2: Convert to fraction form
    136,066.20/204,001.75 = 63,978.76/x
  3. Step 3: Cross multiply
    136,066.20x = 204,001.75 × 63,978.76
  4. Step 4: Simplify right side
    136,066.20x = 13,051,779,002.83
  5. Step 5: Solve for x
    x = 13,051,779,002.83/136,066.20
  6. Step 6: Final answer
    x = 95,922.27

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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.