Home / 48,255.12-72,379.17-14,974.32

Finding the Fourth Proportional to 48,255.12, 72,379.17 and 14,974.32

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Solution

The fourth proportional to 48,255.12, 72,379.17 and 14,974.32 is: 22,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,255.12 : 72,379.17 = 14,974.32 : x
  2. Step 2: Convert to fraction form
    48,255.12/72,379.17 = 14,974.32/x
  3. Step 3: Cross multiply
    48,255.12x = 72,379.17 × 14,974.32
  4. Step 4: Simplify right side
    48,255.12x = 1,083,828,852.91
  5. Step 5: Solve for x
    x = 1,083,828,852.91/48,255.12
  6. Step 6: Final answer
    x = 22,460.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.