Home / 51,192.20-70,650.95-28,533.26

Finding the Fourth Proportional to 51,192.20, 70,650.95 and 28,533.26

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Solution

The fourth proportional to 51,192.20, 70,650.95 and 28,533.26 is: 39,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,192.20 : 70,650.95 = 28,533.26 : x
  2. Step 2: Convert to fraction form
    51,192.20/70,650.95 = 28,533.26/x
  3. Step 3: Cross multiply
    51,192.20x = 70,650.95 × 28,533.26
  4. Step 4: Simplify right side
    51,192.20x = 2,015,901,925.60
  5. Step 5: Solve for x
    x = 2,015,901,925.60/51,192.20
  6. Step 6: Final answer
    x = 39,379.08

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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.