Home / 48,210.75-72,317.41-15,378.75

Finding the Fourth Proportional to 48,210.75, 72,317.41 and 15,378.75

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Solution

The fourth proportional to 48,210.75, 72,317.41 and 15,378.75 is: 23,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,210.75 : 72,317.41 = 15,378.75 : x
  2. Step 2: Convert to fraction form
    48,210.75/72,317.41 = 15,378.75/x
  3. Step 3: Cross multiply
    48,210.75x = 72,317.41 × 15,378.75
  4. Step 4: Simplify right side
    48,210.75x = 1,112,151,369.04
  5. Step 5: Solve for x
    x = 1,112,151,369.04/48,210.75
  6. Step 6: Final answer
    x = 23,068.53

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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.