Home / 293,007.40-439,511.10-105,975.16

Finding the Fourth Proportional to 293,007.40, 439,511.10 and 105,975.16

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Solution

The fourth proportional to 293,007.40, 439,511.10 and 105,975.16 is: 158,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,007.40 : 439,511.10 = 105,975.16 : x
  2. Step 2: Convert to fraction form
    293,007.40/439,511.10 = 105,975.16/x
  3. Step 3: Cross multiply
    293,007.40x = 439,511.10 × 105,975.16
  4. Step 4: Simplify right side
    293,007.40x = 46,577,259,144.28
  5. Step 5: Solve for x
    x = 46,577,259,144.28/293,007.40
  6. Step 6: Final answer
    x = 158,962.74

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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.