Home / 71,547.07-107,320.50-27,173.74

Finding the Fourth Proportional to 71,547.07, 107,320.50 and 27,173.74

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Solution

The fourth proportional to 71,547.07, 107,320.50 and 27,173.74 is: 40,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,547.07 : 107,320.50 = 27,173.74 : x
  2. Step 2: Convert to fraction form
    71,547.07/107,320.50 = 27,173.74/x
  3. Step 3: Cross multiply
    71,547.07x = 107,320.50 × 27,173.74
  4. Step 4: Simplify right side
    71,547.07x = 2,916,299,363.67
  5. Step 5: Solve for x
    x = 2,916,299,363.67/71,547.07
  6. Step 6: Final answer
    x = 40,760.57

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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.