Home / 174,732.55-261,756.30-90,547.94

Finding the Fourth Proportional to 174,732.55, 261,756.30 and 90,547.94

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Solution

The fourth proportional to 174,732.55, 261,756.30 and 90,547.94 is: 135,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,732.55 : 261,756.30 = 90,547.94 : x
  2. Step 2: Convert to fraction form
    174,732.55/261,756.30 = 90,547.94/x
  3. Step 3: Cross multiply
    174,732.55x = 261,756.30 × 90,547.94
  4. Step 4: Simplify right side
    174,732.55x = 23,701,491,985.50
  5. Step 5: Solve for x
    x = 23,701,491,985.50/174,732.55
  6. Step 6: Final answer
    x = 135,644.40

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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.