Home / 293,070.20-439,600.50-93,387.86

Finding the Fourth Proportional to 293,070.20, 439,600.50 and 93,387.86

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Solution

The fourth proportional to 293,070.20, 439,600.50 and 93,387.86 is: 140,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,070.20 : 439,600.50 = 93,387.86 : x
  2. Step 2: Convert to fraction form
    293,070.20/439,600.50 = 93,387.86/x
  3. Step 3: Cross multiply
    293,070.20x = 439,600.50 × 93,387.86
  4. Step 4: Simplify right side
    293,070.20x = 41,053,349,949.93
  5. Step 5: Solve for x
    x = 41,053,349,949.93/293,070.20
  6. Step 6: Final answer
    x = 140,080.26

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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.