Home / 55,400.76-76,444.16-31,527.83

Finding the Fourth Proportional to 55,400.76, 76,444.16 and 31,527.83

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Solution

The fourth proportional to 55,400.76, 76,444.16 and 31,527.83 is: 43,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,400.76 : 76,444.16 = 31,527.83 : x
  2. Step 2: Convert to fraction form
    55,400.76/76,444.16 = 31,527.83/x
  3. Step 3: Cross multiply
    55,400.76x = 76,444.16 × 31,527.83
  4. Step 4: Simplify right side
    55,400.76x = 2,410,118,514.44
  5. Step 5: Solve for x
    x = 2,410,118,514.44/55,400.76
  6. Step 6: Final answer
    x = 43,503.35

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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.