Home / 79,547.90-119,321.31-26,994.38

Finding the Fourth Proportional to 79,547.90, 119,321.31 and 26,994.38

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Solution

The fourth proportional to 79,547.90, 119,321.31 and 26,994.38 is: 40,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,547.90 : 119,321.31 = 26,994.38 : x
  2. Step 2: Convert to fraction form
    79,547.90/119,321.31 = 26,994.38/x
  3. Step 3: Cross multiply
    79,547.90x = 119,321.31 × 26,994.38
  4. Step 4: Simplify right side
    79,547.90x = 3,221,004,784.24
  5. Step 5: Solve for x
    x = 3,221,004,784.24/79,547.90
  6. Step 6: Final answer
    x = 40,491.39

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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.