Home / 45,252.48-62,485.12-28,276.50

Finding the Fourth Proportional to 45,252.48, 62,485.12 and 28,276.50

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Solution

The fourth proportional to 45,252.48, 62,485.12 and 28,276.50 is: 39,044.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,252.48 : 62,485.12 = 28,276.50 : x
  2. Step 2: Convert to fraction form
    45,252.48/62,485.12 = 28,276.50/x
  3. Step 3: Cross multiply
    45,252.48x = 62,485.12 × 28,276.50
  4. Step 4: Simplify right side
    45,252.48x = 1,766,860,495.68
  5. Step 5: Solve for x
    x = 1,766,860,495.68/45,252.48
  6. Step 6: Final answer
    x = 39,044.50

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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.