Home / 48,907.48-67,508.40-28,763.50

Finding the Fourth Proportional to 48,907.48, 67,508.40 and 28,763.50

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Solution

The fourth proportional to 48,907.48, 67,508.40 and 28,763.50 is: 39,703.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,907.48 : 67,508.40 = 28,763.50 : x
  2. Step 2: Convert to fraction form
    48,907.48/67,508.40 = 28,763.50/x
  3. Step 3: Cross multiply
    48,907.48x = 67,508.40 × 28,763.50
  4. Step 4: Simplify right side
    48,907.48x = 1,941,777,863.40
  5. Step 5: Solve for x
    x = 1,941,777,863.40/48,907.48
  6. Step 6: Final answer
    x = 39,703.09

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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.