Home / 52,120.08-71,925.84-28,246.56

Finding the Fourth Proportional to 52,120.08, 71,925.84 and 28,246.56

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Solution

The fourth proportional to 52,120.08, 71,925.84 and 28,246.56 is: 38,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,120.08 : 71,925.84 = 28,246.56 : x
  2. Step 2: Convert to fraction form
    52,120.08/71,925.84 = 28,246.56/x
  3. Step 3: Cross multiply
    52,120.08x = 71,925.84 × 28,246.56
  4. Step 4: Simplify right side
    52,120.08x = 2,031,657,555.11
  5. Step 5: Solve for x
    x = 2,031,657,555.11/52,120.08
  6. Step 6: Final answer
    x = 38,980.32

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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.