Home / 51,328.24-70,792.30-31,184.55

Finding the Fourth Proportional to 51,328.24, 70,792.30 and 31,184.55

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Solution

The fourth proportional to 51,328.24, 70,792.30 and 31,184.55 is: 43,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,328.24 : 70,792.30 = 31,184.55 : x
  2. Step 2: Convert to fraction form
    51,328.24/70,792.30 = 31,184.55/x
  3. Step 3: Cross multiply
    51,328.24x = 70,792.30 × 31,184.55
  4. Step 4: Simplify right side
    51,328.24x = 2,207,626,018.97
  5. Step 5: Solve for x
    x = 2,207,626,018.97/51,328.24
  6. Step 6: Final answer
    x = 43,009.97

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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.