Home / 305,987.04-459,174.96-119,000.16

Finding the Fourth Proportional to 305,987.04, 459,174.96 and 119,000.16

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Solution

The fourth proportional to 305,987.04, 459,174.96 and 119,000.16 is: 178,575.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,987.04 : 459,174.96 = 119,000.16 : x
  2. Step 2: Convert to fraction form
    305,987.04/459,174.96 = 119,000.16/x
  3. Step 3: Cross multiply
    305,987.04x = 459,174.96 × 119,000.16
  4. Step 4: Simplify right side
    305,987.04x = 54,641,893,707.99
  5. Step 5: Solve for x
    x = 54,641,893,707.99/305,987.04
  6. Step 6: Final answer
    x = 178,575.84

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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.