Home / 51,417.36-70,981.84-48,670.24

Finding the Fourth Proportional to 51,417.36, 70,981.84 and 48,670.24

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Solution

The fourth proportional to 51,417.36, 70,981.84 and 48,670.24 is: 67,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,417.36 : 70,981.84 = 48,670.24 : x
  2. Step 2: Convert to fraction form
    51,417.36/70,981.84 = 48,670.24/x
  3. Step 3: Cross multiply
    51,417.36x = 70,981.84 × 48,670.24
  4. Step 4: Simplify right side
    51,417.36x = 3,454,703,188.44
  5. Step 5: Solve for x
    x = 3,454,703,188.44/51,417.36
  6. Step 6: Final answer
    x = 67,189.43

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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.