Home / 51,990.00-71,746.21-28,116.67

Finding the Fourth Proportional to 51,990.00, 71,746.21 and 28,116.67

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Solution

The fourth proportional to 51,990.00, 71,746.21 and 28,116.67 is: 38,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,990.00 : 71,746.21 = 28,116.67 : x
  2. Step 2: Convert to fraction form
    51,990.00/71,746.21 = 28,116.67/x
  3. Step 3: Cross multiply
    51,990.00x = 71,746.21 × 28,116.67
  4. Step 4: Simplify right side
    51,990.00x = 2,017,264,342.47
  5. Step 5: Solve for x
    x = 2,017,264,342.47/51,990.00
  6. Step 6: Final answer
    x = 38,801.01

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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.