Home / 151,337.12-208,842.18-94,779.68

Finding the Fourth Proportional to 151,337.12, 208,842.18 and 94,779.68

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Solution

The fourth proportional to 151,337.12, 208,842.18 and 94,779.68 is: 130,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,337.12 : 208,842.18 = 94,779.68 : x
  2. Step 2: Convert to fraction form
    151,337.12/208,842.18 = 94,779.68/x
  3. Step 3: Cross multiply
    151,337.12x = 208,842.18 × 94,779.68
  4. Step 4: Simplify right side
    151,337.12x = 19,793,994,990.90
  5. Step 5: Solve for x
    x = 19,793,994,990.90/151,337.12
  6. Step 6: Final answer
    x = 130,794.05

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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.