Home / 55,598.80-76,707.36-31,708.24

Finding the Fourth Proportional to 55,598.80, 76,707.36 and 31,708.24

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Solution

The fourth proportional to 55,598.80, 76,707.36 and 31,708.24 is: 43,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,598.80 : 76,707.36 = 31,708.24 : x
  2. Step 2: Convert to fraction form
    55,598.80/76,707.36 = 31,708.24/x
  3. Step 3: Cross multiply
    55,598.80x = 76,707.36 × 31,708.24
  4. Step 4: Simplify right side
    55,598.80x = 2,432,255,380.65
  5. Step 5: Solve for x
    x = 2,432,255,380.65/55,598.80
  6. Step 6: Final answer
    x = 43,746.54

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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.