Home / 52,624.12-72,626.28-28,754.38

Finding the Fourth Proportional to 52,624.12, 72,626.28 and 28,754.38

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Solution

The fourth proportional to 52,624.12, 72,626.28 and 28,754.38 is: 39,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,624.12 : 72,626.28 = 28,754.38 : x
  2. Step 2: Convert to fraction form
    52,624.12/72,626.28 = 28,754.38/x
  3. Step 3: Cross multiply
    52,624.12x = 72,626.28 × 28,754.38
  4. Step 4: Simplify right side
    52,624.12x = 2,088,323,653.11
  5. Step 5: Solve for x
    x = 2,088,323,653.11/52,624.12
  6. Step 6: Final answer
    x = 39,683.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.