Home / 55,626.95-76,720.57-48,898.28

Finding the Fourth Proportional to 55,626.95, 76,720.57 and 48,898.28

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Solution

The fourth proportional to 55,626.95, 76,720.57 and 48,898.28 is: 67,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.95 : 76,720.57 = 48,898.28 : x
  2. Step 2: Convert to fraction form
    55,626.95/76,720.57 = 48,898.28/x
  3. Step 3: Cross multiply
    55,626.95x = 76,720.57 × 48,898.28
  4. Step 4: Simplify right side
    55,626.95x = 3,751,503,983.18
  5. Step 5: Solve for x
    x = 3,751,503,983.18/55,626.95
  6. Step 6: Final answer
    x = 67,440.40

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1.5x scale

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.