Home / 51,160.55-70,592.18-28,498.98

Finding the Fourth Proportional to 51,160.55, 70,592.18 and 28,498.98

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Solution

The fourth proportional to 51,160.55, 70,592.18 and 28,498.98 is: 39,323.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,160.55 : 70,592.18 = 28,498.98 : x
  2. Step 2: Convert to fraction form
    51,160.55/70,592.18 = 28,498.98/x
  3. Step 3: Cross multiply
    51,160.55x = 70,592.18 × 28,498.98
  4. Step 4: Simplify right side
    51,160.55x = 2,011,805,125.98
  5. Step 5: Solve for x
    x = 2,011,805,125.98/51,160.55
  6. Step 6: Final answer
    x = 39,323.37

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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.