Home / 67,432.84-101,211.40-34,176.50

Finding the Fourth Proportional to 67,432.84, 101,211.40 and 34,176.50

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Solution

The fourth proportional to 67,432.84, 101,211.40 and 34,176.50 is: 51,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,432.84 : 101,211.40 = 34,176.50 : x
  2. Step 2: Convert to fraction form
    67,432.84/101,211.40 = 34,176.50/x
  3. Step 3: Cross multiply
    67,432.84x = 101,211.40 × 34,176.50
  4. Step 4: Simplify right side
    67,432.84x = 3,459,051,412.10
  5. Step 5: Solve for x
    x = 3,459,051,412.10/67,432.84
  6. Step 6: Final answer
    x = 51,296.24

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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.