Home / 56,298.24-77,518.08-49,999.68

Finding the Fourth Proportional to 56,298.24, 77,518.08 and 49,999.68

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Solution

The fourth proportional to 56,298.24, 77,518.08 and 49,999.68 is: 68,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,298.24 : 77,518.08 = 49,999.68 : x
  2. Step 2: Convert to fraction form
    56,298.24/77,518.08 = 49,999.68/x
  3. Step 3: Cross multiply
    56,298.24x = 77,518.08 × 49,999.68
  4. Step 4: Simplify right side
    56,298.24x = 3,875,879,194.21
  5. Step 5: Solve for x
    x = 3,875,879,194.21/56,298.24
  6. Step 6: Final answer
    x = 68,845.48

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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.